45453457 has 8 divisors (see below), whose sum is σ = 52531200. Its totient is φ = 38521824.

The previous prime is 45453439. The next prime is 45453503. The reversal of 45453457 is 75435454.

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

It is a cyclic number.

It is not a de Polignac number, because 45453457 - 2¹⁹ = 44929169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45453437) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 35857 + ... + 37102.

It is an arithmetic number, because the mean of its divisors is an integer number (6566400).

Almost surely, 2^45453457 is an apocalyptic number.

It is an amenable number.

45453457 is a deficient number, since it is larger than the sum of its proper divisors (7077743).

45453457 is an equidigital number, since it uses as much as digits as its factorization.

45453457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73055.

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

The square root of 45453457 is about 6741.9179021996. The cubic root of 45453457 is about 356.8800790895.

The spelling of 45453457 in words is "forty-five million, four hundred fifty-three thousand, four hundred fifty-seven".