1151532520115 has 16 divisors (see below), whose sum is σ = 1429564723200. Its totient is φ = 889412264832.

The previous prime is 1151532520087. The next prime is 1151532520141. The reversal of 1151532520115 is 5110252351511.

It is a cyclic number.

It is not a de Polignac number, because 1151532520115 - 2⁶ = 1151532520051 is a prime.

It is a super-2 number, since 2×1151532520115² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2656334 + ... + 3059276.

It is an arithmetic number, because the mean of its divisors is an integer number (89347795200).

Almost surely, 2^{1151532520115} is an apocalyptic number.

1151532520115 is a deficient number, since it is larger than the sum of its proper divisors (278032203085).

1151532520115 is a wasteful number, since it uses less digits than its factorization.

1151532520115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422686.

The product of its (nonzero) digits is 7500, while the sum is 32.

Adding to 1151532520115 its reverse (5110252351511), we get a palindrome (6261784871626).

The spelling of 1151532520115 in words is "one trillion, one hundred fifty-one billion, five hundred thirty-two million, five hundred twenty thousand, one hundred fifteen".