1115150651601 has 16 divisors (see below), whose sum is σ = 1799234665344. Its totient is φ = 599744888064.

The previous prime is 1115150651561. The next prime is 1115150651609. The reversal of 1115150651601 is 1061560515111.

It is not a de Polignac number, because 1115150651601 - 2¹⁷ = 1115150520529 is a prime.

It is a super-5 number, since 5×1115150651601⁵ (a number of 61 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (1115150651609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1561835290 + ... + 1561836003.

It is an arithmetic number, because the mean of its divisors is an integer number (112452166584).

Almost surely, 2^{1115150651601} is an apocalyptic number.

It is an amenable number.

1115150651601 is a deficient number, since it is larger than the sum of its proper divisors (684084013743).

1115150651601 is a wasteful number, since it uses less digits than its factorization.

1115150651601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3123671320.

The product of its (nonzero) digits is 4500, while the sum is 33.

The spelling of 1115150651601 in words is "one trillion, one hundred fifteen billion, one hundred fifty million, six hundred fifty-one thousand, six hundred one".