39515053 has 2 divisors, whose sum is σ = 39515054. Its totient is φ = 39515052.

The previous prime is 39515029. The next prime is 39515071. The reversal of 39515053 is 35051593.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39463524 + 51529 = 6282^2 + 227^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39515053 is a prime.

It is a super-2 number, since 2×39515053² = 3122878827185618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39515153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19757526 + 19757527.

It is an arithmetic number, because the mean of its divisors is an integer number (19757527).

Almost surely, 2^39515053 is an apocalyptic number.

It is an amenable number.

39515053 is a deficient number, since it is larger than the sum of its proper divisors (1).

39515053 is an equidigital number, since it uses as much as digits as its factorization.

39515053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10125, while the sum is 31.

The square root of 39515053 is about 6286.0999832965. The cubic root of 39515053 is about 340.6074866062.

The spelling of 39515053 in words is "thirty-nine million, five hundred fifteen thousand, fifty-three".