5263142731 has 32 divisors (see below), whose sum is σ = 6685724160. Its totient is φ = 4023993600.

The previous prime is 5263142701. The next prime is 5263142783. The reversal of 5263142731 is 1372413625.

It is not a de Polignac number, because 5263142731 - 2⁷ = 5263142603 is a prime.

It is a super-2 number, since 2×5263142731² = 55401342813756276722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5263142701) 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 31 ways as a sum of consecutive naturals, for example, 3983551 + ... + 3984871.

It is an arithmetic number, because the mean of its divisors is an integer number (208928880).

Almost surely, 2^5263142731 is an apocalyptic number.

5263142731 is a deficient number, since it is larger than the sum of its proper divisors (1422581429).

5263142731 is a wasteful number, since it uses less digits than its factorization.

5263142731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2275.

The product of its digits is 30240, while the sum is 34.

The square root of 5263142731 is about 72547.5205020819. The cubic root of 5263142731 is about 1739.4624149588.

The spelling of 5263142731 in words is "five billion, two hundred sixty-three million, one hundred forty-two thousand, seven hundred thirty-one".