45771122 has 4 divisors (see below), whose sum is σ = 68656686. Its totient is φ = 22885560.

The previous prime is 45771119. The next prime is 45771151. The reversal of 45771122 is 22117754.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22117754 = 2 ⋅11058877.

It can be written as a sum of positive squares in only one way, i.e., 38700841 + 7070281 = 6221^2 + 2659^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11442779 + ... + 11442782.

Almost surely, 2^45771122 is an apocalyptic number.

45771122 is a deficient number, since it is larger than the sum of its proper divisors (22885564).

45771122 is a wasteful number, since it uses less digits than its factorization.

45771122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22885563.

The product of its digits is 3920, while the sum is 29.

The square root of 45771122 is about 6765.4358322284. The cubic root of 45771122 is about 357.7095372924.

Adding to 45771122 its reverse (22117754), we get a palindrome (67888876).

The spelling of 45771122 in words is "forty-five million, seven hundred seventy-one thousand, one hundred twenty-two".