677674951 has 2 divisors, whose sum is σ = 677674952. Its totient is φ = 677674950.

The previous prime is 677674939. The next prime is 677674981. The reversal of 677674951 is 159476776.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-677674951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (677674981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338837475 + 338837476.

It is an arithmetic number, because the mean of its divisors is an integer number (338837476).

Almost surely, 2^677674951 is an apocalyptic number.

677674951 is a deficient number, since it is larger than the sum of its proper divisors (1).

677674951 is an equidigital number, since it uses as much as digits as its factorization.

677674951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2222640, while the sum is 52.

The square root of 677674951 is about 26032.1906684781. The cubic root of 677674951 is about 878.3625503241.

The spelling of 677674951 in words is "six hundred seventy-seven million, six hundred seventy-four thousand, nine hundred fifty-one".