992611973 has 2 divisors, whose sum is σ = 992611974. Its totient is φ = 992611972.

The previous prime is 992611951. The next prime is 992611979. The reversal of 992611973 is 379116299.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 862127044 + 130484929 = 29362^2 + 11423^2 .

It is a cyclic number.

It is not a de Polignac number, because 992611973 - 2¹² = 992607877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (992611979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496305986 + 496305987.

It is an arithmetic number, because the mean of its divisors is an integer number (496305987).

Almost surely, 2^992611973 is an apocalyptic number.

It is an amenable number.

992611973 is a deficient number, since it is larger than the sum of its proper divisors (1).

992611973 is an equidigital number, since it uses as much as digits as its factorization.

992611973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 183708, while the sum is 47.

The square root of 992611973 is about 31505.7450792709. The cubic root of 992611973 is about 997.5312345460.

The spelling of 992611973 in words is "nine hundred ninety-two million, six hundred eleven thousand, nine hundred seventy-three".