164452413 has 4 divisors (see below), whose sum is σ = 219269888. Its totient is φ = 109634940.

The previous prime is 164452397. The next prime is 164452423. The reversal of 164452413 is 314254461.

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.

It is not a de Polignac number, because 164452413 - 2⁴ = 164452397 is a prime.

It is a super-2 number, since 2×164452413² = 54089192283045138, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164452423) 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, 27408733 + ... + 27408738.

It is an arithmetic number, because the mean of its divisors is an integer number (54817472).

Almost surely, 2^164452413 is an apocalyptic number.

It is an amenable number.

164452413 is a deficient number, since it is larger than the sum of its proper divisors (54817475).

164452413 is an equidigital number, since it uses as much as digits as its factorization.

164452413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54817474.

The product of its digits is 11520, while the sum is 30.

The square root of 164452413 is about 12823.9000697916. The cubic root of 164452413 is about 547.8732335493.

The spelling of 164452413 in words is "one hundred sixty-four million, four hundred fifty-two thousand, four hundred thirteen".