1122746138 has 16 divisors (see below), whose sum is σ = 1776630240. Its totient is φ = 530665200.

The previous prime is 1122746137. The next prime is 1122746153. The reversal of 1122746138 is 8316472211.

It is a junction number, because it is equal to n+sod(n) for n = 1122746098 and 1122746107.

It is not an unprimeable number, because it can be changed into a prime (1122746137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14528 + ... + 49563.

It is an arithmetic number, because the mean of its divisors is an integer number (111039390).

Almost surely, 2^1122746138 is an apocalyptic number.

1122746138 is a deficient number, since it is larger than the sum of its proper divisors (653884102).

1122746138 is a wasteful number, since it uses less digits than its factorization.

1122746138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64573.

The product of its digits is 16128, while the sum is 35.

The square root of 1122746138 is about 33507.4042265288. The cubic root of 1122746138 is about 1039.3468957895.

The spelling of 1122746138 in words is "one billion, one hundred twenty-two million, seven hundred forty-six thousand, one hundred thirty-eight".