45161122 has 4 divisors (see below), whose sum is σ = 67741686. Its totient is φ = 22580560.

The previous prime is 45161113. The next prime is 45161143. The reversal of 45161122 is 22116154.

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., 25010001 + 20151121 = 5001^2 + 4489^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45161093 and 45161102.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 11290279 + ... + 11290282.

Almost surely, 2^45161122 is an apocalyptic number.

45161122 is a deficient number, since it is larger than the sum of its proper divisors (22580564).

45161122 is a wasteful number, since it uses less digits than its factorization.

45161122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22580563.

The product of its digits is 480, while the sum is 22.

The square root of 45161122 is about 6720.2025267100. The cubic root of 45161122 is about 356.1133386972.

Adding to 45161122 its reverse (22116154), we get a palindrome (67277276).

The spelling of 45161122 in words is "forty-five million, one hundred sixty-one thousand, one hundred twenty-two".