83251937 has 2 divisors, whose sum is σ = 83251938. Its totient is φ = 83251936.

The previous prime is 83251897. The next prime is 83251943. The reversal of 83251937 is 73915238.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80442961 + 2808976 = 8969^2 + 1676^2 .

It is a cyclic number.

It is not a de Polignac number, because 83251937 - 2⁸ = 83251681 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83251937.

It is not a weakly prime, because it can be changed into another prime (83251967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41625968 + 41625969.

It is an arithmetic number, because the mean of its divisors is an integer number (41625969).

Almost surely, 2^83251937 is an apocalyptic number.

It is an amenable number.

83251937 is a deficient number, since it is larger than the sum of its proper divisors (1).

83251937 is an equidigital number, since it uses as much as digits as its factorization.

83251937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 38.

The square root of 83251937 is about 9124.2499417760. The cubic root of 83251937 is about 436.6479735473.

The spelling of 83251937 in words is "eighty-three million, two hundred fifty-one thousand, nine hundred thirty-seven".