160420657 has 8 divisors (see below), whose sum is σ = 162689184. Its totient is φ = 158160288.

The previous prime is 160420627. The next prime is 160420661. The reversal of 160420657 is 756024061.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 160420657 - 2¹⁹ = 159896369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (160420627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45013 + ... + 48445.

It is an arithmetic number, because the mean of its divisors is an integer number (20336148).

Almost surely, 2^160420657 is an apocalyptic number.

It is an amenable number.

160420657 is a deficient number, since it is larger than the sum of its proper divisors (2268527).

160420657 is an equidigital number, since it uses as much as digits as its factorization.

160420657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4079.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 160420657 is about 12665.7276537908. The cubic root of 160420657 is about 543.3588731351.

The spelling of 160420657 in words is "one hundred sixty million, four hundred twenty thousand, six hundred fifty-seven".