972041999 has 2 divisors, whose sum is σ = 972042000. Its totient is φ = 972041998.

The previous prime is 972041971. The next prime is 972042013. The reversal of 972041999 is 999140279.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-972041999 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (972041969) 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, 486020999 + 486021000.

It is an arithmetic number, because the mean of its divisors is an integer number (486021000).

Almost surely, 2^972041999 is an apocalyptic number.

972041999 is a deficient number, since it is larger than the sum of its proper divisors (1).

972041999 is an equidigital number, since it uses as much as digits as its factorization.

972041999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 367416, while the sum is 50.

The square root of 972041999 is about 31177.5880882406. The cubic root of 972041999 is about 990.5924417101.

The spelling of 972041999 in words is "nine hundred seventy-two million, forty-one thousand, nine hundred ninety-nine".