45254523 has 8 divisors (see below), whose sum is σ = 63515200. Its totient is φ = 28581768.

The previous prime is 45254519. The next prime is 45254537. The reversal of 45254523 is 32545254.

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

It is not a de Polignac number, because 45254523 - 2² = 45254519 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45254423) 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, 396913 + ... + 397026.

It is an arithmetic number, because the mean of its divisors is an integer number (7939400).

Almost surely, 2^45254523 is an apocalyptic number.

45254523 is a deficient number, since it is larger than the sum of its proper divisors (18260677).

45254523 is a wasteful number, since it uses less digits than its factorization.

45254523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793961.

The product of its digits is 24000, while the sum is 30.

The square root of 45254523 is about 6727.1482070785. The cubic root of 45254523 is about 356.3586709411.

Adding to 45254523 its reverse (32545254), we get a palindrome (77799777).

The spelling of 45254523 in words is "forty-five million, two hundred fifty-four thousand, five hundred twenty-three".