2402131091 has 2 divisors, whose sum is σ = 2402131092. Its totient is φ = 2402131090.

The previous prime is 2402131049. The next prime is 2402131099. The reversal of 2402131091 is 1901312042.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2402131091 - 2¹⁸ = 2401868947 is a prime.

It is not a weakly prime, because it can be changed into another prime (2402131099) 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 as a sum of consecutive naturals, namely, 1201065545 + 1201065546.

It is an arithmetic number, because the mean of its divisors is an integer number (1201065546).

Almost surely, 2^2402131091 is an apocalyptic number.

2402131091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2402131091 is an equidigital number, since it uses as much as digits as its factorization.

2402131091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 2402131091 is about 49011.5403859132. The cubic root of 2402131091 is about 1339.2620669656.

The spelling of 2402131091 in words is "two billion, four hundred two million, one hundred thirty-one thousand, ninety-one".