45339081 has 16 divisors (see below), whose sum is σ = 63467520. Its totient is φ = 28751760.

The previous prime is 45339079. The next prime is 45339121. The reversal of 45339081 is 18093354.

It is not a de Polignac number, because 45339081 - 2¹ = 45339079 is a prime.

It is a super-2 number, since 2×45339081² = 4111264531849122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45339031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1356 + ... + 9618.

It is an arithmetic number, because the mean of its divisors is an integer number (3966720).

Almost surely, 2^45339081 is an apocalyptic number.

It is an amenable number.

45339081 is a deficient number, since it is larger than the sum of its proper divisors (18128439).

45339081 is a wasteful number, since it uses less digits than its factorization.

45339081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8356.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 45339081 is about 6733.4301065653. The cubic root of 45339081 is about 356.5804847043.

The spelling of 45339081 in words is "forty-five million, three hundred thirty-nine thousand, eighty-one".