45359281 has 16 divisors (see below), whose sum is σ = 53621568. Its totient is φ = 37900800.

The previous prime is 45359269. The next prime is 45359287. The reversal of 45359281 is 18295354.

It is a cyclic number.

It is not a de Polignac number, because 45359281 - 2¹¹ = 45357233 is a prime.

It is a super-2 number, since 2×45359281² = 4114928745673922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45359281.

It is not an unprimeable number, because it can be changed into a prime (45359287) 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, 5221 + ... + 10861.

It is an arithmetic number, because the mean of its divisors is an integer number (3351348).

Almost surely, 2^45359281 is an apocalyptic number.

It is an amenable number.

45359281 is a deficient number, since it is larger than the sum of its proper divisors (8262287).

45359281 is a wasteful number, since it uses less digits than its factorization.

45359281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5712.

The product of its digits is 43200, while the sum is 37.

The square root of 45359281 is about 6734.9299179724. The cubic root of 45359281 is about 356.6334328173.

The spelling of 45359281 in words is "forty-five million, three hundred fifty-nine thousand, two hundred eighty-one".