161264059 has 8 divisors (see below), whose sum is σ = 176099328. Its totient is φ = 146457960.

The previous prime is 161264027. The next prime is 161264069. The reversal of 161264059 is 950462161.

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

It is not a de Polignac number, because 161264059 - 2⁵ = 161264027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (161264009) 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, 5214 + ... + 18700.

It is an arithmetic number, because the mean of its divisors is an integer number (22012416).

Almost surely, 2^161264059 is an apocalyptic number.

161264059 is a deficient number, since it is larger than the sum of its proper divisors (14835269).

161264059 is a wasteful number, since it uses less digits than its factorization.

161264059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14585.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 161264059 is about 12698.9786597191. The cubic root of 161264059 is about 544.3094348176.

The spelling of 161264059 in words is "one hundred sixty-one million, two hundred sixty-four thousand, fifty-nine".