3715513 has 2 divisors, whose sum is σ = 3715514. Its totient is φ = 3715512.

The previous prime is 3715511. The next prime is 3715541. The reversal of 3715513 is 3155173.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2699449 + 1016064 = 1643^2 + 1008^2 .

It is a cyclic number.

It is not a de Polignac number, because 3715513 - 2¹ = 3715511 is a prime.

Together with 3715511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3715511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1857756 + 1857757.

It is an arithmetic number, because the mean of its divisors is an integer number (1857757).

Almost surely, 2^3715513 is an apocalyptic number.

It is an amenable number.

3715513 is a deficient number, since it is larger than the sum of its proper divisors (1).

3715513 is an equidigital number, since it uses as much as digits as its factorization.

3715513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1575, while the sum is 25.

The square root of 3715513 is about 1927.5666006652. The cubic root of 3715513 is about 154.8838950148.

The spelling of 3715513 in words is "three million, seven hundred fifteen thousand, five hundred thirteen".