39112901 has 2 divisors, whose sum is σ = 39112902. Its totient is φ = 39112900.

The previous prime is 39112891. The next prime is 39112921. The reversal of 39112901 is 10921193.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36784225 + 2328676 = 6065^2 + 1526^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39112901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39112921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19556450 + 19556451.

It is an arithmetic number, because the mean of its divisors is an integer number (19556451).

Almost surely, 2^39112901 is an apocalyptic number.

It is an amenable number.

39112901 is a deficient number, since it is larger than the sum of its proper divisors (1).

39112901 is an equidigital number, since it uses as much as digits as its factorization.

39112901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 26.

The square root of 39112901 is about 6254.0307802249. The cubic root of 39112901 is about 339.4480693429.

The spelling of 39112901 in words is "thirty-nine million, one hundred twelve thousand, nine hundred one".