45454559 has 4 divisors (see below), whose sum is σ = 45622560. Its totient is φ = 45286560.

The previous prime is 45454547. The next prime is 45454567. The reversal of 45454559 is 95545454.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45454559 - 2⁴ = 45454543 is a prime.

It is a super-2 number, since 2×45454559² = 4132233867768962, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45454159) 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, 83594 + ... + 84135.

It is an arithmetic number, because the mean of its divisors is an integer number (11405640).

Almost surely, 2^45454559 is an apocalyptic number.

45454559 is a deficient number, since it is larger than the sum of its proper divisors (168001).

45454559 is a wasteful number, since it uses less digits than its factorization.

45454559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168000.

The product of its digits is 360000, while the sum is 41.

The square root of 45454559 is about 6741.9996291901. Note that the first 3 decimals coincide. The cubic root of 45454559 is about 356.8829632022.

The spelling of 45454559 in words is "forty-five million, four hundred fifty-four thousand, five hundred fifty-nine".