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4122631 is a prime number
BaseRepresentation
bin1111101110100000000111
321202110012001
433232200013
52023411011
6224210131
750020222
oct17564007
97673161
104122631
112366437
121469947
13b14636
147945b9
155667c1
hex3ee807

4122631 has 2 divisors, whose sum is σ = 4122632. Its totient is φ = 4122630.

The previous prime is 4122623. The next prime is 4122641. The reversal of 4122631 is 1362214.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4122631 - 23 = 4122623 is a prime.

It is a super-2 number, since 2×41226312 = 33992172724322, which contains 22 as substring.

It is a Chen prime.

It is equal to p291232 and since 4122631 and 291232 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 4122599 and 4122608.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4122641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2061315 + 2061316.

It is an arithmetic number, because the mean of its divisors is an integer number (2061316).

Almost surely, 24122631 is an apocalyptic number.

4122631 is a deficient number, since it is larger than the sum of its proper divisors (1).

4122631 is an equidigital number, since it uses as much as digits as its factorization.

4122631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 19.

The square root of 4122631 is about 2030.4263099162. The cubic root of 4122631 is about 160.3460090091.

Adding to 4122631 its reverse (1362214), we get a palindrome (5484845).

It can be divided in two parts, 4122 and 631, that added together give a triangular number (4753 = T97).

The spelling of 4122631 in words is "four million, one hundred twenty-two thousand, six hundred thirty-one".