164014057 has 4 divisors (see below), whose sum is σ = 166462096. Its totient is φ = 161566020.

The previous prime is 164014051. The next prime is 164014073. The reversal of 164014057 is 750410461.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 750410461 = 2557 ⋅293473.

It is a cyclic number.

It is not a de Polignac number, because 164014057 - 2¹⁹ = 163489769 is a prime.

It is a super-2 number, since 2×164014057² = 53801221787198498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164014051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1223919 + ... + 1224052.

It is an arithmetic number, because the mean of its divisors is an integer number (41615524).

Almost surely, 2^164014057 is an apocalyptic number.

It is an amenable number.

164014057 is a deficient number, since it is larger than the sum of its proper divisors (2448039).

164014057 is an equidigital number, since it uses as much as digits as its factorization.

164014057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2448038.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 164014057 is about 12806.7972967483. The cubic root of 164014057 is about 547.3860060275.

The spelling of 164014057 in words is "one hundred sixty-four million, fourteen thousand, fifty-seven".