45122349 has 4 divisors (see below), whose sum is σ = 60163136. Its totient is φ = 30081564.

The previous prime is 45122327. The next prime is 45122353. The reversal of 45122349 is 94322154.

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 not a de Polignac number, because 45122349 - 2¹² = 45118253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45122449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7520389 + ... + 7520394.

It is an arithmetic number, because the mean of its divisors is an integer number (15040784).

Almost surely, 2^45122349 is an apocalyptic number.

It is an amenable number.

45122349 is a deficient number, since it is larger than the sum of its proper divisors (15040787).

45122349 is a wasteful number, since it uses less digits than its factorization.

45122349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15040786.

The product of its digits is 8640, while the sum is 30.

The square root of 45122349 is about 6717.3170983660. The cubic root of 45122349 is about 356.0113960287.

The spelling of 45122349 in words is "forty-five million, one hundred twenty-two thousand, three hundred forty-nine".