992611955 has 4 divisors (see below), whose sum is σ = 1191134352. Its totient is φ = 794089560.

The previous prime is 992611951. The next prime is 992611973. The reversal of 992611955 is 559116299.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 992611955 - 2² = 992611951 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (992611951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99261191 + ... + 99261200.

It is an arithmetic number, because the mean of its divisors is an integer number (297783588).

Almost surely, 2^992611955 is an apocalyptic number.

992611955 is a deficient number, since it is larger than the sum of its proper divisors (198522397).

992611955 is a wasteful number, since it uses less digits than its factorization.

992611955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198522396.

The product of its digits is 218700, while the sum is 47.

The square root of 992611955 is about 31505.7447936087. The cubic root of 992611955 is about 997.5312285163.

The spelling of 992611955 in words is "nine hundred ninety-two million, six hundred eleven thousand, nine hundred fifty-five".