695279961 has 12 divisors (see below), whose sum is σ = 1016394288. Its totient is φ = 457934904.

The previous prime is 695279941. The next prime is 695279983. The reversal of 695279961 is 169972596.

It is not a de Polignac number, because 695279961 - 2⁵ = 695279929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 695279898 and 695279907.

It is not an unprimeable number, because it can be changed into a prime (695279911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 464635 + ... + 466128.

It is an arithmetic number, because the mean of its divisors is an integer number (84699524).

Almost surely, 2^695279961 is an apocalyptic number.

It is an amenable number.

695279961 is a deficient number, since it is larger than the sum of its proper divisors (321114327).

695279961 is a wasteful number, since it uses less digits than its factorization.

695279961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930852 (or 930849 counting only the distinct ones).

The product of its digits is 1837080, while the sum is 54.

The square root of 695279961 is about 26368.1618813295. The cubic root of 695279961 is about 885.9038128471.

The spelling of 695279961 in words is "six hundred ninety-five million, two hundred seventy-nine thousand, nine hundred sixty-one".