1122245146 has 32 divisors (see below), whose sum is σ = 1940382720. Its totient is φ = 481431600.

The previous prime is 1122245119. The next prime is 1122245171. The reversal of 1122245146 is 6415422211.

It is a super-2 number, since 2×1122245146² = 2518868335441122632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108325 + ... + 118231.

It is an arithmetic number, because the mean of its divisors is an integer number (60636960).

Almost surely, 2^1122245146 is an apocalyptic number.

1122245146 is a deficient number, since it is larger than the sum of its proper divisors (818137574).

1122245146 is a wasteful number, since it uses less digits than its factorization.

1122245146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10210.

The product of its digits is 3840, while the sum is 28.

The square root of 1122245146 is about 33499.9275521605. The cubic root of 1122245146 is about 1039.1922802651.

Adding to 1122245146 its reverse (6415422211), we get a palindrome (7537667357).

It can be divided in two parts, 112224 and 5146, that added together give a triangular number (117370 = T₄₈₄).

The spelling of 1122245146 in words is "one billion, one hundred twenty-two million, two hundred forty-five thousand, one hundred forty-six".