5257149139 has 16 divisors (see below), whose sum is σ = 6201639936. Its totient is φ = 4402384000.

The previous prime is 5257149127. The next prime is 5257149143. The reversal of 5257149139 is 9319417525.

It is a cyclic number.

It is not a de Polignac number, because 5257149139 - 2¹³ = 5257140947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5257149179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 290287 + ... + 307864.

It is an arithmetic number, because the mean of its divisors is an integer number (387602496).

Almost surely, 2^5257149139 is an apocalyptic number.

5257149139 is a deficient number, since it is larger than the sum of its proper divisors (944490797).

5257149139 is a wasteful number, since it uses less digits than its factorization.

5257149139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598226.

The product of its digits is 340200, while the sum is 46.

The square root of 5257149139 is about 72506.2006934579. The cubic root of 5257149139 is about 1738.8018724799.

The spelling of 5257149139 in words is "five billion, two hundred fifty-seven million, one hundred forty-nine thousand, one hundred thirty-nine".