160013661 has 16 divisors (see below), whose sum is σ = 220600320. Its totient is φ = 103062960.

The previous prime is 160013657. The next prime is 160013701. The reversal of 160013661 is 166310061.

It is not a de Polignac number, because 160013661 - 2² = 160013657 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160013261) 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, 78886 + ... + 80888.

It is an arithmetic number, because the mean of its divisors is an integer number (13787520).

Almost surely, 2^160013661 is an apocalyptic number.

It is an amenable number.

160013661 is a deficient number, since it is larger than the sum of its proper divisors (60586659).

160013661 is a wasteful number, since it uses less digits than its factorization.

160013661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2896.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 160013661 is about 12649.6506275865. The cubic root of 160013661 is about 542.8989735705.

The spelling of 160013661 in words is "one hundred sixty million, thirteen thousand, six hundred sixty-one".