4154641 has 2 divisors, whose sum is σ = 4154642. Its totient is φ = 4154640.

The previous prime is 4154639. The next prime is 4154669. The reversal of 4154641 is 1464514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3900625 + 254016 = 1975^2 + 504^2 .

It is a cyclic number.

It is not a de Polignac number, because 4154641 - 2¹ = 4154639 is a prime.

It is a super-2 number, since 2×4154641² = 34522083677762, which contains 22 as substring.

Together with 4154639, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4154621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2077320 + 2077321.

It is an arithmetic number, because the mean of its divisors is an integer number (2077321).

Almost surely, 2^4154641 is an apocalyptic number.

It is an amenable number.

4154641 is a deficient number, since it is larger than the sum of its proper divisors (1).

4154641 is an equidigital number, since it uses as much as digits as its factorization.

4154641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1920, while the sum is 25.

The square root of 4154641 is about 2038.2936491095. The cubic root of 4154641 is about 160.7599395473.

The spelling of 4154641 in words is "four million, one hundred fifty-four thousand, six hundred forty-one".