45320122 has 4 divisors (see below), whose sum is σ = 67980186. Its totient is φ = 22660060.

The previous prime is 45320117. The next prime is 45320123. The reversal of 45320122 is 22102354.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22102354 = 2 ⋅11051177.

It can be written as a sum of positive squares in only one way, i.e., 44475561 + 844561 = 6669^2 + 919^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 45320122.

It is not an unprimeable number, because it can be changed into a prime (45320123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11330029 + ... + 11330032.

Almost surely, 2^45320122 is an apocalyptic number.

45320122 is a deficient number, since it is larger than the sum of its proper divisors (22660064).

45320122 is a wasteful number, since it uses less digits than its factorization.

45320122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22660063.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 45320122 is about 6732.0221330593. The cubic root of 45320122 is about 356.5307751837.

Adding to 45320122 its reverse (22102354), we get a palindrome (67422476).

The spelling of 45320122 in words is "forty-five million, three hundred twenty thousand, one hundred twenty-two".