1296044122 has 8 divisors (see below), whose sum is σ = 1945381536. Its totient is φ = 647583612.

The previous prime is 1296044107. The next prime is 1296044149. The reversal of 1296044122 is 2214406921.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215518 + ... + 221449.

It is an arithmetic number, because the mean of its divisors is an integer number (243172692).

Almost surely, 2^1296044122 is an apocalyptic number.

1296044122 is a deficient number, since it is larger than the sum of its proper divisors (649337414).

1296044122 is a wasteful number, since it uses less digits than its factorization.

1296044122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438452.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 1296044122 is about 36000.6128003399. The cubic root of 1296044122 is about 1090.2847282433.

The spelling of 1296044122 in words is "one billion, two hundred ninety-six million, forty-four thousand, one hundred twenty-two".