374987663 has 2 divisors, whose sum is σ = 374987664. Its totient is φ = 374987662.

The previous prime is 374987659. The next prime is 374987731. The reversal of 374987663 is 366789473.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 374987663 - 2² = 374987659 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (374987623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187493831 + 187493832.

It is an arithmetic number, because the mean of its divisors is an integer number (187493832).

Almost surely, 2^374987663 is an apocalyptic number.

374987663 is a deficient number, since it is larger than the sum of its proper divisors (1).

374987663 is an equidigital number, since it uses as much as digits as its factorization.

374987663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4572288, while the sum is 53.

The square root of 374987663 is about 19364.5981884469. The cubic root of 374987663 is about 721.1168770523.

The spelling of 374987663 in words is "three hundred seventy-four million, nine hundred eighty-seven thousand, six hundred sixty-three".