992955553 has 2 divisors, whose sum is σ = 992955554. Its totient is φ = 992955552.

The previous prime is 992955547. The next prime is 992955577. The reversal of 992955553 is 355559299.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 591073344 + 401882209 = 24312^2 + 20047^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-992955553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 992955553.

It is not a weakly prime, because it can be changed into another prime (992755553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496477776 + 496477777.

It is an arithmetic number, because the mean of its divisors is an integer number (496477777).

Almost surely, 2^992955553 is an apocalyptic number.

It is an amenable number.

992955553 is a deficient number, since it is larger than the sum of its proper divisors (1).

992955553 is an equidigital number, since it uses as much as digits as its factorization.

992955553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2733750, while the sum is 52.

The square root of 992955553 is about 31511.1972638299. The cubic root of 992955553 is about 997.6463155157.

The spelling of 992955553 in words is "nine hundred ninety-two million, nine hundred fifty-five thousand, five hundred fifty-three".