2045251413 has 12 divisors (see below), whose sum is σ = 2967502720. Its totient is φ = 1357385256.

The previous prime is 2045251387. The next prime is 2045251423. The reversal of 2045251413 is 3141525402.

It is not a de Polignac number, because 2045251413 - 2⁸ = 2045251157 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 (2045251423) 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 11 ways as a sum of consecutive naturals, for example, 507523 + ... + 511536.

Almost surely, 2^2045251413 is an apocalyptic number.

It is an amenable number.

2045251413 is a deficient number, since it is larger than the sum of its proper divisors (922251307).

2045251413 is a wasteful number, since it uses less digits than its factorization.

2045251413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019288 (or 1019285 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 2045251413 is about 45224.4559171252. The cubic root of 2045251413 is about 1269.3524739655.

Adding to 2045251413 its reverse (3141525402), we get a palindrome (5186776815).

The spelling of 2045251413 in words is "two billion, forty-five million, two hundred fifty-one thousand, four hundred thirteen".