2097112977 has 16 divisors (see below), whose sum is σ = 3182612160. Its totient is φ = 1363975200.

The previous prime is 2097112951. The next prime is 2097112981. The reversal of 2097112977 is 7792117902.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-2097112977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2097111977) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 946099 + ... + 948312.

It is an arithmetic number, because the mean of its divisors is an integer number (198913260).

Almost surely, 2^2097112977 is an apocalyptic number.

2097112977 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2097112977 is a deficient number, since it is larger than the sum of its proper divisors (1085499183).

2097112977 is a wasteful number, since it uses less digits than its factorization.

2097112977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1894461 (or 1894455 counting only the distinct ones).

The product of its (nonzero) digits is 111132, while the sum is 45.

The square root of 2097112977 is about 45794.2461123666. The cubic root of 2097112977 is about 1279.9920607011.

The spelling of 2097112977 in words is "two billion, ninety-seven million, one hundred twelve thousand, nine hundred seventy-seven".