5111131250 has 48 divisors (see below), whose sum is σ = 9668896776. Its totient is φ = 2026080000.

The previous prime is 5111131241. The next prime is 5111131253. The reversal of 5111131250 is 521311115.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 3579269929 + 1531861321 = 59827^2 + 39139^2 .

It is a super-2 number, since 2×5111131250² = 52247325309453125000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5111131253) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 702632 + ... + 709868.

Almost surely, 2^5111131250 is an apocalyptic number.

5111131250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5111131250 is a deficient number, since it is larger than the sum of its proper divisors (4557765526).

5111131250 is an equidigital number, since it uses as much as digits as its factorization.

5111131250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7377 (or 7357 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 20.

The square root of 5111131250 is about 71492.1761453657. The cubic root of 5111131250 is about 1722.5520131917.

Adding to 5111131250 its reverse (521311115), we get a palindrome (5632442365).

The spelling of 5111131250 in words is "five billion, one hundred eleven million, one hundred thirty-one thousand, two hundred fifty".