45459643 has 8 divisors (see below), whose sum is σ = 47775728. Its totient is φ = 43200864.

The previous prime is 45459629. The next prime is 45459653. The reversal of 45459643 is 34695454.

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

It is a cyclic number.

It is not a de Polignac number, because 45459643 - 2¹³ = 45451451 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45459596 and 45459605.

It is not an unprimeable number, because it can be changed into a prime (45459653) 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, 12696 + ... + 15877.

It is an arithmetic number, because the mean of its divisors is an integer number (5971966).

Almost surely, 2^45459643 is an apocalyptic number.

45459643 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

45459643 is a deficient number, since it is larger than the sum of its proper divisors (2316085).

45459643 is a wasteful number, since it uses less digits than its factorization.

45459643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28653.

The product of its digits is 259200, while the sum is 40.

The square root of 45459643 is about 6742.3766581229. The cubic root of 45459643 is about 356.8962682507.

The spelling of 45459643 in words is "forty-five million, four hundred fifty-nine thousand, six hundred forty-three".