1501160665 has 16 divisors (see below), whose sum is σ = 1880788608. Its totient is φ = 1148057856.

The previous prime is 1501160653. The next prime is 1501160693. The reversal of 1501160665 is 5660611051.

It is a cyclic number.

It is not a de Polignac number, because 1501160665 - 2⁹ = 1501160153 is a prime.

It is a Duffinian number.

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, 320017 + ... + 324673.

It is an arithmetic number, because the mean of its divisors is an integer number (117549288).

Almost surely, 2^1501160665 is an apocalyptic number.

It is an amenable number.

1501160665 is a deficient number, since it is larger than the sum of its proper divisors (379627943).

1501160665 is a wasteful number, since it uses less digits than its factorization.

1501160665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7488.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 1501160665 is about 38744.8146853227. The cubic root of 1501160665 is about 1145.0094174902.

The spelling of 1501160665 in words is "one billion, five hundred one million, one hundred sixty thousand, six hundred sixty-five".