1158045015625 has 21 divisors (see below), whose sum is σ = 1447705902721. Its totient is φ = 926328400000.

The previous prime is 1158045015563. The next prime is 1158045015667. The reversal of 1158045015625 is 5265105408511.

The square root of 1158045015625 is 1076125.

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

It can be written as a sum of positive squares in 10 ways, for example, as 674413785529 + 483631230096 = 821227^2 + 695436^2 .

It is not a de Polignac number, because 1158045015625 - 2¹³ = 1158045007433 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 134511321 + ... + 134519929.

Almost surely, 2^{1158045015625} is an apocalyptic number.

1158045015625 is the 1076125-th square number.

1158045015625 is the 538063-rd centered octagonal number.

It is an amenable number.

1158045015625 is a deficient number, since it is larger than the sum of its proper divisors (289660887096).

1158045015625 is an frugal number, since it uses more digits than its factorization.

1158045015625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17248 (or 8614 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 43.

The spelling of 1158045015625 in words is "one trillion, one hundred fifty-eight billion, forty-five million, fifteen thousand, six hundred twenty-five".