4505222131 has 4 divisors (see below), whose sum is σ = 4507107192. Its totient is φ = 4503337072.

The previous prime is 4505222089. The next prime is 4505222159. The reversal of 4505222131 is 1312225054.

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

It is a cyclic number.

It is not a de Polignac number, because 4505222131 - 2¹⁹ = 4504697843 is a prime.

It is a super-2 number, since 2×4505222131² = 40594052899304362322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4505222096 and 4505222105.

It is not an unprimeable number, because it can be changed into a prime (4505222171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 938941 + ... + 943726.

It is an arithmetic number, because the mean of its divisors is an integer number (1126776798).

Almost surely, 2^4505222131 is an apocalyptic number.

4505222131 is a deficient number, since it is larger than the sum of its proper divisors (1885061).

4505222131 is a wasteful number, since it uses less digits than its factorization.

4505222131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1885060.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 4505222131 is about 67120.9515054726. The cubic root of 4505222131 is about 1651.6020107766.

Adding to 4505222131 its reverse (1312225054), we get a palindrome (5817447185).

The spelling of 4505222131 in words is "four billion, five hundred five million, two hundred twenty-two thousand, one hundred thirty-one".