45512355 has 32 divisors (see below), whose sum is σ = 83902464. Its totient is φ = 20635776.

The previous prime is 45512351. The next prime is 45512393. The reversal of 45512355 is 55321554.

It is a happy number.

It is not a de Polignac number, because 45512355 - 2² = 45512351 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45512351) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11629 + ... + 15041.

It is an arithmetic number, because the mean of its divisors is an integer number (2621952).

Almost surely, 2^45512355 is an apocalyptic number.

45512355 is a deficient number, since it is larger than the sum of its proper divisors (38390109).

45512355 is a wasteful number, since it uses less digits than its factorization.

45512355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3555.

The product of its digits is 15000, while the sum is 30.

The square root of 45512355 is about 6746.2845329855. The cubic root of 45512355 is about 357.0341594160.

The spelling of 45512355 in words is "forty-five million, five hundred twelve thousand, three hundred fifty-five".