63976723 has 2 divisors, whose sum is σ = 63976724. Its totient is φ = 63976722.

The previous prime is 63976669. The next prime is 63976741. The reversal of 63976723 is 32767936.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63976723 - 2²⁵ = 30422291 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63976723.

It is not a weakly prime, because it can be changed into another prime (63976753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31988361 + 31988362.

It is an arithmetic number, because the mean of its divisors is an integer number (31988362).

Almost surely, 2^63976723 is an apocalyptic number.

63976723 is a deficient number, since it is larger than the sum of its proper divisors (1).

63976723 is an equidigital number, since it uses as much as digits as its factorization.

63976723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 285768, while the sum is 43.

The square root of 63976723 is about 7998.5450551960. The cubic root of 63976723 is about 399.9515003697.

The spelling of 63976723 in words is "sixty-three million, nine hundred seventy-six thousand, seven hundred twenty-three".