45340445 has 16 divisors (see below), whose sum is σ = 59470848. Its totient is φ = 33035520.

The previous prime is 45340433. The next prime is 45340453. The reversal of 45340445 is 54404354.

It is not a de Polignac number, because 45340445 - 2⁶ = 45340381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5969 + ... + 11238.

It is an arithmetic number, because the mean of its divisors is an integer number (3716928).

Almost surely, 2^45340445 is an apocalyptic number.

It is an amenable number.

45340445 is a deficient number, since it is larger than the sum of its proper divisors (14130403).

45340445 is a wasteful number, since it uses less digits than its factorization.

45340445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17260.

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 45340445 is about 6733.5313914765. The cubic root of 45340445 is about 356.5840605076.

Adding to 45340445 its reverse (54404354), we get a palindrome (99744799).

The spelling of 45340445 in words is "forty-five million, three hundred forty thousand, four hundred forty-five".