2132294591 has 4 divisors (see below), whose sum is σ = 2436908112. Its totient is φ = 1827681072.

The previous prime is 2132294587. The next prime is 2132294617. The reversal of 2132294591 is 1954922312.

It is a happy number.

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

It is not a de Polignac number, because 2132294591 - 2² = 2132294587 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132294531) 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, 152306750 + ... + 152306763.

It is an arithmetic number, because the mean of its divisors is an integer number (609227028).

Almost surely, 2^2132294591 is an apocalyptic number.

2132294591 is a deficient number, since it is larger than the sum of its proper divisors (304613521).

2132294591 is an equidigital number, since it uses as much as digits as its factorization.

2132294591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304613520.

The product of its digits is 38880, while the sum is 38.

The square root of 2132294591 is about 46176.7754504361. The cubic root of 2132294591 is about 1287.1102091589.

The spelling of 2132294591 in words is "two billion, one hundred thirty-two million, two hundred ninety-four thousand, five hundred ninety-one".