45309039 has 8 divisors (see below), whose sum is σ = 60548400. Its totient is φ = 30137856.

The previous prime is 45309037. The next prime is 45309067. The reversal of 45309039 is 93090354.

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

It is not a de Polignac number, because 45309039 - 2¹ = 45309037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45309037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15472 + ... + 18165.

It is an arithmetic number, because the mean of its divisors is an integer number (7568550).

Almost surely, 2^45309039 is an apocalyptic number.

45309039 is a deficient number, since it is larger than the sum of its proper divisors (15239361).

45309039 is a wasteful number, since it uses less digits than its factorization.

45309039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34089.

The product of its (nonzero) digits is 14580, while the sum is 33.

The square root of 45309039 is about 6731.1989273828. The cubic root of 45309039 is about 356.5017097079.

The spelling of 45309039 in words is "forty-five million, three hundred nine thousand, thirty-nine".