164461503 has 8 divisors (see below), whose sum is σ = 219356848. Its totient is φ = 109603584.

The previous prime is 164461471. The next prime is 164461529. The reversal of 164461503 is 305164461.

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

It is not a de Polignac number, because 164461503 - 2⁵ = 164461471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164461103) 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, 3375 + ... + 18447.

It is an arithmetic number, because the mean of its divisors is an integer number (27419606).

Almost surely, 2^164461503 is an apocalyptic number.

164461503 is a deficient number, since it is larger than the sum of its proper divisors (54895345).

164461503 is a wasteful number, since it uses less digits than its factorization.

164461503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18713.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 164461503 is about 12824.2544812554. The cubic root of 164461503 is about 547.8833278087.

The spelling of 164461503 in words is "one hundred sixty-four million, four hundred sixty-one thousand, five hundred three".