45313155 has 16 divisors (see below), whose sum is σ = 80556960. Its totient is φ = 24166944.

The previous prime is 45313129. The next prime is 45313171. The reversal of 45313155 is 55131354.

45313155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45313155 - 2¹¹ = 45311107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167692 + ... + 167961.

It is an arithmetic number, because the mean of its divisors is an integer number (5034810).

Almost surely, 2^45313155 is an apocalyptic number.

45313155 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45313155 is a deficient number, since it is larger than the sum of its proper divisors (35243805).

45313155 is a wasteful number, since it uses less digits than its factorization.

45313155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335667 (or 335661 counting only the distinct ones).

The product of its digits is 4500, while the sum is 27.

The square root of 45313155 is about 6731.5046609209. The cubic root of 45313155 is about 356.5125045856.

The spelling of 45313155 in words is "forty-five million, three hundred thirteen thousand, one hundred fifty-five".