45468155 has 4 divisors (see below), whose sum is σ = 54561792. Its totient is φ = 36374520.

The previous prime is 45468133. The next prime is 45468161. The reversal of 45468155 is 55186454.

It is a happy number.

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

It is not a de Polignac number, because 45468155 - 2⁶ = 45468091 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4546811 + ... + 4546820.

It is an arithmetic number, because the mean of its divisors is an integer number (13640448).

Almost surely, 2^45468155 is an apocalyptic number.

45468155 is a deficient number, since it is larger than the sum of its proper divisors (9093637).

45468155 is an equidigital number, since it uses as much as digits as its factorization.

45468155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9093636.

The product of its digits is 96000, while the sum is 38.

The square root of 45468155 is about 6743.0078599984. The cubic root of 45468155 is about 356.9185423034.

The spelling of 45468155 in words is "forty-five million, four hundred sixty-eight thousand, one hundred fifty-five".