45161794 has 8 divisors (see below), whose sum is σ = 68559120. Its totient is φ = 22308756.

The previous prime is 45161773. The next prime is 45161821. The reversal of 45161794 is 49716154.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135864 + ... + 136195.

It is an arithmetic number, because the mean of its divisors is an integer number (8569890).

Almost surely, 2^45161794 is an apocalyptic number.

45161794 is a deficient number, since it is larger than the sum of its proper divisors (23397326).

45161794 is a wasteful number, since it uses less digits than its factorization.

45161794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272144.

The product of its digits is 30240, while the sum is 37.

The square root of 45161794 is about 6720.2525250172. The cubic root of 45161794 is about 356.1151050172.

The spelling of 45161794 in words is "forty-five million, one hundred sixty-one thousand, seven hundred ninety-four".