38112631 has 2 divisors, whose sum is σ = 38112632. Its totient is φ = 38112630.

The previous prime is 38112611. The next prime is 38112637. The reversal of 38112631 is 13621183.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38112631 - 2²¹ = 36015479 is a prime.

It is a super-2 number, since 2×38112631² = 2905145283484322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 38112596 and 38112605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38112637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19056315 + 19056316.

It is an arithmetic number, because the mean of its divisors is an integer number (19056316).

Almost surely, 2^38112631 is an apocalyptic number.

38112631 is a deficient number, since it is larger than the sum of its proper divisors (1).

38112631 is an equidigital number, since it uses as much as digits as its factorization.

38112631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 25.

The square root of 38112631 is about 6173.5428240193. The cubic root of 38112631 is about 336.5293732689.

The spelling of 38112631 in words is "thirty-eight million, one hundred twelve thousand, six hundred thirty-one".