6261231125 has 16 divisors (see below), whose sum is σ = 7883184816. Its totient is φ = 4964646400.

The previous prime is 6261231071. The next prime is 6261231133. The reversal of 6261231125 is 5211321626.

It can be written as a sum of positive squares in 8 ways, for example, as 5465201329 + 796029796 = 73927^2 + 28214^2 .

It is not a de Polignac number, because 6261231125 - 2⁶ = 6261231061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 207512 + ... + 235761.

It is an arithmetic number, because the mean of its divisors is an integer number (492699051).

Almost surely, 2^6261231125 is an apocalyptic number.

It is an amenable number.

6261231125 is a deficient number, since it is larger than the sum of its proper divisors (1621953691).

6261231125 is a wasteful number, since it uses less digits than its factorization.

6261231125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443401 (or 443391 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 6261231125 is about 79127.9414935078. The cubic root of 6261231125 is about 1843.1184442306.

The spelling of 6261231125 in words is "six billion, two hundred sixty-one million, two hundred thirty-one thousand, one hundred twenty-five".