45146547 has 6 divisors (see below), whose sum is σ = 65211692. Its totient is φ = 30097692.

The previous prime is 45146537. The next prime is 45146561. The reversal of 45146547 is 74564154.

45146547 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45146547 - 2⁴ = 45146531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45146537) 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 5 ways as a sum of consecutive naturals, for example, 2508133 + ... + 2508150.

Almost surely, 2^45146547 is an apocalyptic number.

45146547 is a deficient number, since it is larger than the sum of its proper divisors (20065145).

45146547 is a wasteful number, since it uses less digits than its factorization.

45146547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5016289 (or 5016286 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 45146547 is about 6719.1180224788. The cubic root of 45146547 is about 356.0750246921.

The spelling of 45146547 in words is "forty-five million, one hundred forty-six thousand, five hundred forty-seven".