5263131305 has 4 divisors (see below), whose sum is σ = 6315757572. Its totient is φ = 4210505040.

The previous prime is 5263131283. The next prime is 5263131317. The reversal of 5263131305 is 5031313625.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2581859344 + 2681271961 = 50812^2 + 51781^2 .

It is not a de Polignac number, because 5263131305 - 2¹⁴ = 5263114921 is a prime.

It is a super-2 number, since 2×5263131305² = 55401102267342006050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 526313126 + ... + 526313135.

It is an arithmetic number, because the mean of its divisors is an integer number (1578939393).

Almost surely, 2^5263131305 is an apocalyptic number.

It is an amenable number.

5263131305 is a deficient number, since it is larger than the sum of its proper divisors (1052626267).

5263131305 is a wasteful number, since it uses less digits than its factorization.

5263131305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052626266.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 5263131305 is about 72547.4417536552. The cubic root of 5263131305 is about 1739.4611561981.

The spelling of 5263131305 in words is "five billion, two hundred sixty-three million, one hundred thirty-one thousand, three hundred five".