1122474139 has 2 divisors, whose sum is σ = 1122474140. Its totient is φ = 1122474138.

The previous prime is 1122474137. The next prime is 1122474247. The reversal of 1122474139 is 9314742211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1122474139 - 2¹ = 1122474137 is a prime.

Together with 1122474137, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1122474137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561237069 + 561237070.

It is an arithmetic number, because the mean of its divisors is an integer number (561237070).

Almost surely, 2^1122474139 is an apocalyptic number.

1122474139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122474139 is an equidigital number, since it uses as much as digits as its factorization.

1122474139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 34.

The square root of 1122474139 is about 33503.3451911895. The cubic root of 1122474139 is about 1039.2629575067.

The spelling of 1122474139 in words is "one billion, one hundred twenty-two million, four hundred seventy-four thousand, one hundred thirty-nine".