2092631691 has 4 divisors (see below), whose sum is σ = 2790175592. Its totient is φ = 1395087792.

The previous prime is 2092631687. The next prime is 2092631693. The reversal of 2092631691 is 1961362902.

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

It is not a de Polignac number, because 2092631691 - 2² = 2092631687 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2092631693) 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 in 3 ways as a sum of consecutive naturals, for example, 348771946 + ... + 348771951.

It is an arithmetic number, because the mean of its divisors is an integer number (697543898).

Almost surely, 2^2092631691 is an apocalyptic number.

2092631691 is a deficient number, since it is larger than the sum of its proper divisors (697543901).

2092631691 is an equidigital number, since it uses as much as digits as its factorization.

2092631691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697543900.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 2092631691 is about 45745.2914626194. The cubic root of 2092631691 is about 1279.0796792270.

The spelling of 2092631691 in words is "two billion, ninety-two million, six hundred thirty-one thousand, six hundred ninety-one".