45554347 has 4 divisors (see below), whose sum is σ = 45701136. Its totient is φ = 45407560.

The previous prime is 45554317. The next prime is 45554359. The reversal of 45554347 is 74345554.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74345554 = 2 ⋅37172777.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45554347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45554317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72928 + ... + 73549.

It is an arithmetic number, because the mean of its divisors is an integer number (11425284).

Almost surely, 2^45554347 is an apocalyptic number.

45554347 is a deficient number, since it is larger than the sum of its proper divisors (146789).

45554347 is a wasteful number, since it uses less digits than its factorization.

45554347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146788.

The product of its digits is 168000, while the sum is 37.

The square root of 45554347 is about 6749.3960470549. The cubic root of 45554347 is about 357.1439315853.

The spelling of 45554347 in words is "forty-five million, five hundred fifty-four thousand, three hundred forty-seven".