164513254 has 8 divisors (see below), whose sum is σ = 252020448. Its totient is φ = 80506440.

The previous prime is 164513213. The next prime is 164513269. The reversal of 164513254 is 452315461.

It is a happy number.

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

It is a super-2 number, since 2×164513254² = 54129221483337032, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 874977 + ... + 875164.

It is an arithmetic number, because the mean of its divisors is an integer number (31502556).

Almost surely, 2^164513254 is an apocalyptic number.

164513254 is a deficient number, since it is larger than the sum of its proper divisors (87507194).

164513254 is a wasteful number, since it uses less digits than its factorization.

164513254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750190.

The product of its digits is 14400, while the sum is 31.

The square root of 164513254 is about 12826.2720226884. The cubic root of 164513254 is about 547.9407891520.

The spelling of 164513254 in words is "one hundred sixty-four million, five hundred thirteen thousand, two hundred fifty-four".