45653863 has 4 divisors (see below), whose sum is σ = 46231840. Its totient is φ = 45075888.

The previous prime is 45653851. The next prime is 45653879. The reversal of 45653863 is 36835654.

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 45653863 - 2¹⁷ = 45522791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45653813) 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, 288870 + ... + 289027.

It is an arithmetic number, because the mean of its divisors is an integer number (11557960).

Almost surely, 2^45653863 is an apocalyptic number.

45653863 is a deficient number, since it is larger than the sum of its proper divisors (577977).

45653863 is an equidigital number, since it uses as much as digits as its factorization.

45653863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577976.

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

The square root of 45653863 is about 6756.7642403742. The cubic root of 45653863 is about 357.4038093532.

The spelling of 45653863 in words is "forty-five million, six hundred fifty-three thousand, eight hundred sixty-three".