104745945 has 32 divisors (see below), whose sum is σ = 172938240. Its totient is φ = 54111680.

The previous prime is 104745937. The next prime is 104745961. The reversal of 104745945 is 549547401.

It is not a de Polignac number, because 104745945 - 2³ = 104745937 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62002 + ... + 63668.

It is an arithmetic number, because the mean of its divisors is an integer number (5404320).

Almost surely, 2^104745945 is an apocalyptic number.

104745945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

104745945 is a deficient number, since it is larger than the sum of its proper divisors (68192295).

104745945 is a wasteful number, since it uses less digits than its factorization.

104745945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1805.

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 104745945 is about 10234.5466435988. The cubic root of 104745945 is about 471.3885974895.

The spelling of 104745945 in words is "one hundred four million, seven hundred forty-five thousand, nine hundred forty-five".