45405355 has 4 divisors (see below), whose sum is σ = 54486432. Its totient is φ = 36324280.

The previous prime is 45405341. The next prime is 45405361. The reversal of 45405355 is 55350454.

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

It is not a de Polignac number, because 45405355 - 2²³ = 37016747 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4540531 + ... + 4540540.

It is an arithmetic number, because the mean of its divisors is an integer number (13621608).

Almost surely, 2^45405355 is an apocalyptic number.

45405355 is a deficient number, since it is larger than the sum of its proper divisors (9081077).

45405355 is an equidigital number, since it uses as much as digits as its factorization.

45405355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9081076.

The product of its (nonzero) digits is 30000, while the sum is 31.

The square root of 45405355 is about 6738.3495753782. The cubic root of 45405355 is about 356.7541429055.

The spelling of 45405355 in words is "forty-five million, four hundred five thousand, three hundred fifty-five".