696979963 has 2 divisors, whose sum is σ = 696979964. Its totient is φ = 696979962.

The previous prime is 696979931. The next prime is 696979973. The reversal of 696979963 is 369979696.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 696979963 - 2⁵ = 696979931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 696979895 and 696979904.

It is not a weakly prime, because it can be changed into another prime (696979973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348489981 + 348489982.

It is an arithmetic number, because the mean of its divisors is an integer number (348489982).

Almost surely, 2^696979963 is an apocalyptic number.

696979963 is a deficient number, since it is larger than the sum of its proper divisors (1).

696979963 is an equidigital number, since it uses as much as digits as its factorization.

696979963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29760696, while the sum is 64.

The square root of 696979963 is about 26400.3780844139. The cubic root of 696979963 is about 886.6252548325.

The spelling of 696979963 in words is "six hundred ninety-six million, nine hundred seventy-nine thousand, nine hundred sixty-three".