1122879079 has 16 divisors (see below), whose sum is σ = 1306844928. Its totient is φ = 944963712.

The previous prime is 1122879077. The next prime is 1122879083. The reversal of 1122879079 is 9709782211.

It is not a de Polignac number, because 1122879079 - 2¹ = 1122879077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122879073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78004 + ... + 91270.

It is an arithmetic number, because the mean of its divisors is an integer number (81677808).

Almost surely, 2^1122879079 is an apocalyptic number.

1122879079 is a deficient number, since it is larger than the sum of its proper divisors (183965849).

1122879079 is a wasteful number, since it uses less digits than its factorization.

1122879079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13494.

The product of its (nonzero) digits is 127008, while the sum is 46.

The square root of 1122879079 is about 33509.3879233865. The cubic root of 1122879079 is about 1039.3879161526.

The spelling of 1122879079 in words is "one billion, one hundred twenty-two million, eight hundred seventy-nine thousand, seventy-nine".