45545347 has 4 divisors (see below), whose sum is σ = 45558936. Its totient is φ = 45531760.

The previous prime is 45545321. The next prime is 45545351. The reversal of 45545347 is 74354554.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 45545347 - 2¹⁹ = 45021059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45545387) 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, 2223 + ... + 9799.

It is an arithmetic number, because the mean of its divisors is an integer number (11389734).

Almost surely, 2^45545347 is an apocalyptic number.

45545347 is a deficient number, since it is larger than the sum of its proper divisors (13589).

45545347 is an equidigital number, since it uses as much as digits as its factorization.

45545347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13588.

The product of its digits is 168000, while the sum is 37.

The square root of 45545347 is about 6748.7292877993. The cubic root of 45545347 is about 357.1204101778.

The spelling of 45545347 in words is "forty-five million, five hundred forty-five thousand, three hundred forty-seven".