23979001 has 2 divisors, whose sum is σ = 23979002. Its totient is φ = 23979000.

The previous prime is 23978989. The next prime is 23979013. The reversal of 23979001 is 10097932.

It is a balanced prime because it is at equal distance from previous prime (23978989) and next prime (23979013).

It can be written as a sum of positive squares in only one way, i.e., 19669225 + 4309776 = 4435^2 + 2076^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23979001 is a prime.

It is not a weakly prime, because it can be changed into another prime (23979031) 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, 11989500 + 11989501.

It is an arithmetic number, because the mean of its divisors is an integer number (11989501).

Almost surely, 2^23979001 is an apocalyptic number.

It is an amenable number.

23979001 is a deficient number, since it is larger than the sum of its proper divisors (1).

23979001 is an equidigital number, since it uses as much as digits as its factorization.

23979001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3402, while the sum is 31.

The square root of 23979001 is about 4896.8358150953. The cubic root of 23979001 is about 288.3657622949.

The spelling of 23979001 in words is "twenty-three million, nine hundred seventy-nine thousand, one".