45563651 has 4 divisors (see below), whose sum is σ = 52072752. Its totient is φ = 39054552.

The previous prime is 45563647. The next prime is 45563671. The reversal of 45563651 is 15636554.

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 45563651 - 2² = 45563647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45563641) 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, 3254540 + ... + 3254553.

It is an arithmetic number, because the mean of its divisors is an integer number (13018188).

Almost surely, 2^45563651 is an apocalyptic number.

45563651 is a deficient number, since it is larger than the sum of its proper divisors (6509101).

45563651 is an equidigital number, since it uses as much as digits as its factorization.

45563651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6509100.

The product of its digits is 54000, while the sum is 35.

The square root of 45563651 is about 6750.0852587208. The cubic root of 45563651 is about 357.1682442372.

It can be divided in two parts, 4 and 5563651, that added together give a palindrome (5563655).

The spelling of 45563651 in words is "forty-five million, five hundred sixty-three thousand, six hundred fifty-one".