45214553 has 4 divisors (see below), whose sum is σ = 45244068. Its totient is φ = 45185040.

The previous prime is 45214537. The next prime is 45214579. The reversal of 45214553 is 35541254.

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

It can be written as a sum of positive squares in 2 ways, for example, as 42159049 + 3055504 = 6493^2 + 1748^2 .

It is a cyclic number.

It is not a de Polignac number, because 45214553 - 2⁴ = 45214537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45214153) 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, 12326 + ... + 15567.

It is an arithmetic number, because the mean of its divisors is an integer number (11311017).

Almost surely, 2^45214553 is an apocalyptic number.

It is an amenable number.

45214553 is a deficient number, since it is larger than the sum of its proper divisors (29515).

45214553 is a wasteful number, since it uses less digits than its factorization.

45214553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29514.

The product of its digits is 12000, while the sum is 29.

The square root of 45214553 is about 6724.1767525847. The cubic root of 45214553 is about 356.2537248815.

The spelling of 45214553 in words is "forty-five million, two hundred fourteen thousand, five hundred fifty-three".