45355643 has 4 divisors (see below), whose sum is σ = 48023640. Its totient is φ = 42687648.

The previous prime is 45355633. The next prime is 45355657. The reversal of 45355643 is 34655354.

45355643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 45355643 - 2¹² = 45351547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45355633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1333973 + ... + 1334006.

It is an arithmetic number, because the mean of its divisors is an integer number (12005910).

Almost surely, 2^45355643 is an apocalyptic number.

45355643 is a deficient number, since it is larger than the sum of its proper divisors (2667997).

45355643 is a wasteful number, since it uses less digits than its factorization.

45355643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2667996.

The product of its digits is 108000, while the sum is 35.

The square root of 45355643 is about 6734.6598280834. The cubic root of 45355643 is about 356.6238980753.

The spelling of 45355643 in words is "forty-five million, three hundred fifty-five thousand, six hundred forty-three".