45374161 has 4 divisors (see below), whose sum is σ = 51856192. Its totient is φ = 38892132.

The previous prime is 45374137. The next prime is 45374237. The reversal of 45374161 is 16147354.

45374161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45374161 - 2⁹ = 45373649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45384161) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3241005 + ... + 3241018.

It is an arithmetic number, because the mean of its divisors is an integer number (12964048).

Almost surely, 2^45374161 is an apocalyptic number.

It is an amenable number.

45374161 is a deficient number, since it is larger than the sum of its proper divisors (6482031).

45374161 is an equidigital number, since it uses as much as digits as its factorization.

45374161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6482030.

The product of its digits is 10080, while the sum is 31.

The square root of 45374161 is about 6736.0345159448. The cubic root of 45374161 is about 356.6724261257.

The spelling of 45374161 in words is "forty-five million, three hundred seventy-four thousand, one hundred sixty-one".