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12461641 is a prime number
BaseRepresentation
bin101111100010…
…011001001001
3212110010011021
4233202121021
511142233031
61123032441
7210631213
oct57423111
925403137
1012461641
117041685
12420b721
13277416a
1419255b3
151162511
hexbe2649

12461641 has 2 divisors, whose sum is σ = 12461642. Its totient is φ = 12461640.

The previous prime is 12461639. The next prime is 12461651. The reversal of 12461641 is 14616421.

12461641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7817616 + 4644025 = 2796^2 + 2155^2 .

It is a cyclic number.

It is not a de Polignac number, because 12461641 - 21 = 12461639 is a prime.

It is a super-3 number, since 3×124616413 (a number of 22 digits) contains 333 as substring.

Together with 12461639, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12461651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6230820 + 6230821.

It is an arithmetic number, because the mean of its divisors is an integer number (6230821).

Almost surely, 212461641 is an apocalyptic number.

It is an amenable number.

12461641 is a deficient number, since it is larger than the sum of its proper divisors (1).

12461641 is an equidigital number, since it uses as much as digits as its factorization.

12461641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 25.

The square root of 12461641 is about 3530.1049559468. The cubic root of 12461641 is about 231.8418028242.

It can be divided in two parts, 1 and 2461641, that added together give a palindrome (2461642).

The spelling of 12461641 in words is "twelve million, four hundred sixty-one thousand, six hundred forty-one".