1151874148516 has 81 divisors (see below), whose sum is σ = 2539568279619. Its totient is φ = 455609202048.

The previous prime is 1151874148483. The next prime is 1151874148517. The reversal of 1151874148516 is 6158414781511.

The square root of 1151874148516 is 1073254.

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 13214422116 + 1138659726400 = 114954^2 + 1067080^2 .

It is a Harshad number since it is a multiple of its sum of digits (52).

It is not an unprimeable number, because it can be changed into a prime (1151874148517) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 195329280 + ... + 195335176.

Almost surely, 2^{1151874148516} is an apocalyptic number.

1151874148516 is the 1073254-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1151874148516

1151874148516 is an abundant number, since it is smaller than the sum of its proper divisors (1387694131103).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1151874148516 is an frugal number, since it uses more digits than its factorization.

1151874148516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11838 (or 5919 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 52.

The spelling of 1151874148516 in words is "one trillion, one hundred fifty-one billion, eight hundred seventy-four million, one hundred forty-eight thousand, five hundred sixteen".