45454623 has 4 divisors (see below), whose sum is σ = 60606168. Its totient is φ = 30303080.

The previous prime is 45454597. The next prime is 45454627. The reversal of 45454623 is 32645454.

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 45454623 - 2⁹ = 45454111 is a prime.

It is a super-2 number, since 2×45454623² = 4132245504144258, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45454627) 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, 7575768 + ... + 7575773.

It is an arithmetic number, because the mean of its divisors is an integer number (15151542).

Almost surely, 2^45454623 is an apocalyptic number.

45454623 is a deficient number, since it is larger than the sum of its proper divisors (15151545).

45454623 is a wasteful number, since it uses less digits than its factorization.

45454623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15151544.

The product of its digits is 57600, while the sum is 33.

The square root of 45454623 is about 6742.0043755548. The cubic root of 45454623 is about 356.8831306991.

The spelling of 45454623 in words is "forty-five million, four hundred fifty-four thousand, six hundred twenty-three".