5160231261 has 24 divisors (see below), whose sum is σ = 8116524000. Its totient is φ = 3146707872.

The previous prime is 5160231247. The next prime is 5160231281. The reversal of 5160231261 is 1621320615.

5160231261 is a `hidden beast` number, since 5 + 1 + 602 + 31 + 26 + 1 = 666.

It is not a de Polignac number, because 5160231261 - 2⁵ = 5160231229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5160231281) 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 23 ways as a sum of consecutive naturals, for example, 515331 + ... + 525248.

It is an arithmetic number, because the mean of its divisors is an integer number (338188500).

Almost surely, 2^5160231261 is an apocalyptic number.

It is an amenable number.

5160231261 is a deficient number, since it is larger than the sum of its proper divisors (2956292739).

5160231261 is a wasteful number, since it uses less digits than its factorization.

5160231261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040633 (or 1040630 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 5160231261 is about 71834.7496759055. The cubic root of 5160231261 is about 1728.0503347044.

Adding to 5160231261 its reverse (1621320615), we get a palindrome (6781551876).

The spelling of 5160231261 in words is "five billion, one hundred sixty million, two hundred thirty-one thousand, two hundred sixty-one".