45743155 has 4 divisors (see below), whose sum is σ = 54891792. Its totient is φ = 36594520.

The previous prime is 45743153. The next prime is 45743171. The reversal of 45743155 is 55134754.

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

It is not a de Polignac number, because 45743155 - 2¹ = 45743153 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45743155.

It is not an unprimeable number, because it can be changed into a prime (45743153) 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, 4574311 + ... + 4574320.

It is an arithmetic number, because the mean of its divisors is an integer number (13722948).

Almost surely, 2^45743155 is an apocalyptic number.

45743155 is a deficient number, since it is larger than the sum of its proper divisors (9148637).

45743155 is an equidigital number, since it uses as much as digits as its factorization.

45743155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9148636.

The product of its digits is 42000, while the sum is 34.

The square root of 45743155 is about 6763.3686133465. The cubic root of 45743155 is about 357.6366667397.

The spelling of 45743155 in words is "forty-five million, seven hundred forty-three thousand, one hundred fifty-five".