1160004391225 has 27 divisors (see below), whose sum is σ = 1528115311021. Its totient is φ = 873346140800.

The previous prime is 1160004391187. The next prime is 1160004391241. The reversal of 1160004391225 is 5221934000611.

The square root of 1160004391225 is 1077035.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 27133666729 + 1132870724496 = 164723^2 + 1064364^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1160004391225 is a prime.

It is a super-2 number, since 2×1160004391225² (a number of 25 digits) 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 26 ways as a sum of consecutive naturals, for example, 91541640 + ... + 91554310.

Almost surely, 2^{1160004391225} is an apocalyptic number.

1160004391225 is the 1077035-th square number.

1160004391225 is the 538518-th centered octagonal number.

It is an amenable number.

1160004391225 is a deficient number, since it is larger than the sum of its proper divisors (368110919796).

1160004391225 is an frugal number, since it uses more digits than its factorization.

1160004391225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25386 (or 12693 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 34.

Adding to 1160004391225 its reverse (5221934000611), we get a palindrome (6381938391836).

The spelling of 1160004391225 in words is "one trillion, one hundred sixty billion, four million, three hundred ninety-one thousand, two hundred twenty-five".