3915242587 has 2 divisors, whose sum is σ = 3915242588. Its totient is φ = 3915242586.

The previous prime is 3915242563. The next prime is 3915242593. The reversal of 3915242587 is 7852425193.

3915242587 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3915242587 is a prime.

It is not a weakly prime, because it can be changed into another prime (3915242687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1957621293 + 1957621294.

It is an arithmetic number, because the mean of its divisors is an integer number (1957621294).

Almost surely, 2^3915242587 is an apocalyptic number.

3915242587 is a deficient number, since it is larger than the sum of its proper divisors (1).

3915242587 is an equidigital number, since it uses as much as digits as its factorization.

3915242587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 604800, while the sum is 46.

The square root of 3915242587 is about 62571.8993398794. The cubic root of 3915242587 is about 1576.1089141310.

The spelling of 3915242587 in words is "three billion, nine hundred fifteen million, two hundred forty-two thousand, five hundred eighty-seven".