45340993 has 4 divisors (see below), whose sum is σ = 45361840. Its totient is φ = 45320148.

The previous prime is 45340979. The next prime is 45341047. The reversal of 45340993 is 39904354.

45340993 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45340993 - 2⁹ = 45340481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45340913) 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, 6723 + ... + 11656.

It is an arithmetic number, because the mean of its divisors is an integer number (11340460).

Almost surely, 2^45340993 is an apocalyptic number.

It is an amenable number.

45340993 is a deficient number, since it is larger than the sum of its proper divisors (20847).

45340993 is a wasteful number, since it uses less digits than its factorization.

45340993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20846.

The product of its (nonzero) digits is 58320, while the sum is 37.

The square root of 45340993 is about 6733.5720832260. The cubic root of 45340993 is about 356.5854971004.

The spelling of 45340993 in words is "forty-five million, three hundred forty thousand, nine hundred ninety-three".