45345122 has 4 divisors (see below), whose sum is σ = 68017686. Its totient is φ = 22672560.

The previous prime is 45345109. The next prime is 45345127. The reversal of 45345122 is 22154354.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 43151761 + 2193361 = 6569^2 + 1481^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45345091 and 45345100.

It is not an unprimeable number, because it can be changed into a prime (45345127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11336279 + ... + 11336282.

Almost surely, 2^45345122 is an apocalyptic number.

45345122 is a deficient number, since it is larger than the sum of its proper divisors (22672564).

45345122 is a wasteful number, since it uses less digits than its factorization.

45345122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22672563.

The product of its digits is 4800, while the sum is 26.

The square root of 45345122 is about 6733.8786742857. The cubic root of 45345122 is about 356.5963209836.

Adding to 45345122 its reverse (22154354), we get a palindrome (67499476).

The spelling of 45345122 in words is "forty-five million, three hundred forty-five thousand, one hundred twenty-two".