104545449 has 24 divisors (see below), whose sum is σ = 155361024. Its totient is φ = 67704000.

The previous prime is 104545447. The next prime is 104545471. The reversal of 104545449 is 944545401.

104545449 is a `hidden beast` number, since 104 + 5 + 4 + 544 + 9 = 666.

It is not a de Polignac number, because 104545449 - 2¹ = 104545447 is a prime.

It is a super-2 number, since 2×104545449² = 21859501813223202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (104545447) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 114304 + ... + 115214.

It is an arithmetic number, because the mean of its divisors is an integer number (6473376).

Almost surely, 2^104545449 is an apocalyptic number.

It is an amenable number.

104545449 is a deficient number, since it is larger than the sum of its proper divisors (50815575).

104545449 is a wasteful number, since it uses less digits than its factorization.

104545449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1269 (or 1266 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 104545449 is about 10224.7468917328. The cubic root of 104545449 is about 471.0876410675.

The spelling of 104545449 in words is "one hundred four million, five hundred forty-five thousand, four hundred forty-nine".