45543827 has 4 divisors (see below), whose sum is σ = 52050096. Its totient is φ = 39037560.

The previous prime is 45543809. The next prime is 45543847. The reversal of 45543827 is 72834554.

It is a happy number.

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 45543827 - 2⁸ = 45543571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45543847) 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, 3253124 + ... + 3253137.

It is an arithmetic number, because the mean of its divisors is an integer number (13012524).

Almost surely, 2^45543827 is an apocalyptic number.

45543827 is a deficient number, since it is larger than the sum of its proper divisors (6506269).

45543827 is an equidigital number, since it uses as much as digits as its factorization.

45543827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6506268.

The product of its digits is 134400, while the sum is 38.

The square root of 45543827 is about 6748.6166730672. The cubic root of 45543827 is about 357.1164373675.

The spelling of 45543827 in words is "forty-five million, five hundred forty-three thousand, eight hundred twenty-seven".