164403053 has 8 divisors (see below), whose sum is σ = 166333440. Its totient is φ = 162478800.

The previous prime is 164403049. The next prime is 164403077. The reversal of 164403053 is 350304461.

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 164403053 - 2² = 164403049 is a prime.

It is a super-3 number, since 3×164403053³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164403023) 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, 72308 + ... + 74546.

It is an arithmetic number, because the mean of its divisors is an integer number (20791680).

Almost surely, 2^164403053 is an apocalyptic number.

It is an amenable number.

164403053 is a deficient number, since it is larger than the sum of its proper divisors (1930387).

164403053 is a wasteful number, since it uses less digits than its factorization.

164403053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3067.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 164403053 is about 12821.9753938307. The cubic root of 164403053 is about 547.8184137823.

The spelling of 164403053 in words is "one hundred sixty-four million, four hundred three thousand, fifty-three".