38713501 has 2 divisors, whose sum is σ = 38713502. Its totient is φ = 38713500.

The previous prime is 38713457. The next prime is 38713511. The reversal of 38713501 is 10531783.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29441476 + 9272025 = 5426^2 + 3045^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38713501 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 38713501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38713511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19356750 + 19356751.

It is an arithmetic number, because the mean of its divisors is an integer number (19356751).

Almost surely, 2^38713501 is an apocalyptic number.

It is an amenable number.

38713501 is a deficient number, since it is larger than the sum of its proper divisors (1).

38713501 is an equidigital number, since it uses as much as digits as its factorization.

38713501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 38713501 is about 6222.0174380984. The cubic root of 38713501 is about 338.2886933967.

The spelling of 38713501 in words is "thirty-eight million, seven hundred thirteen thousand, five hundred one".