164452003 has 4 divisors (see below), whose sum is σ = 164513160. Its totient is φ = 164390848.

The previous prime is 164451979. The next prime is 164452007. The reversal of 164452003 is 300254461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 164452003 - 2⁹ = 164451491 is a prime.

It is a super-2 number, since 2×164452003² = 54088922581424018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164452007) 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, 26350 + ... + 31987.

It is an arithmetic number, because the mean of its divisors is an integer number (41128290).

Almost surely, 2^164452003 is an apocalyptic number.

164452003 is a deficient number, since it is larger than the sum of its proper divisors (61157).

164452003 is an equidigital number, since it uses as much as digits as its factorization.

164452003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61156.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 164452003 is about 12823.8840840051. The cubic root of 164452003 is about 547.8727782439.

The spelling of 164452003 in words is "one hundred sixty-four million, four hundred fifty-two thousand, three".