45033539 has 4 divisors (see below), whose sum is σ = 46131960. Its totient is φ = 43935120.

The previous prime is 45033533. The next prime is 45033601. The reversal of 45033539 is 93533054.

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 45033539 - 2⁸ = 45033283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45033533) 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, 549149 + ... + 549230.

It is an arithmetic number, because the mean of its divisors is an integer number (11532990).

Almost surely, 2^45033539 is an apocalyptic number.

45033539 is a deficient number, since it is larger than the sum of its proper divisors (1098421).

45033539 is a wasteful number, since it uses less digits than its factorization.

45033539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1098420.

The product of its (nonzero) digits is 24300, while the sum is 32.

The square root of 45033539 is about 6710.7033163447. The cubic root of 45033539 is about 355.7776749080. Note that the first 3 decimals are identical.

The spelling of 45033539 in words is "forty-five million, thirty-three thousand, five hundred thirty-nine".