1146117725 has 6 divisors (see below), whose sum is σ = 1421186010. Its totient is φ = 916894160.

The previous prime is 1146117719. The next prime is 1146117727. The reversal of 1146117725 is 5277116411.

1146117725 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 16216729 + 1129900996 = 4027^2 + 33614^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1146117725 is a prime.

It is a super-3 number, since 3×1146117725³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146117727) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22922330 + ... + 22922379.

It is an arithmetic number, because the mean of its divisors is an integer number (236864335).

Almost surely, 2^1146117725 is an apocalyptic number.

It is an amenable number.

1146117725 is a deficient number, since it is larger than the sum of its proper divisors (275068285).

1146117725 is an equidigital number, since it uses as much as digits as its factorization.

1146117725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45844719 (or 45844714 counting only the distinct ones).

The product of its digits is 11760, while the sum is 35.

The square root of 1146117725 is about 33854.3605020092. The cubic root of 1146117725 is about 1046.5092619779.

The spelling of 1146117725 in words is "one billion, one hundred forty-six million, one hundred seventeen thousand, seven hundred twenty-five".