2402045491 has 2 divisors, whose sum is σ = 2402045492. Its totient is φ = 2402045490.

The previous prime is 2402045479. The next prime is 2402045533. The reversal of 2402045491 is 1945402042.

2402045491 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2402045491 - 2²³ = 2393656883 is a prime.

It is not a weakly prime, because it can be changed into another prime (2402045431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1201022745 + 1201022746.

It is an arithmetic number, because the mean of its divisors is an integer number (1201022746).

Almost surely, 2^2402045491 is an apocalyptic number.

2402045491 is a deficient number, since it is larger than the sum of its proper divisors (1).

2402045491 is an equidigital number, since it uses as much as digits as its factorization.

2402045491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 2402045491 is about 49010.6671144150. The cubic root of 2402045491 is about 1339.2461585645.

The spelling of 2402045491 in words is "two billion, four hundred two million, forty-five thousand, four hundred ninety-one".