1297222098 has 8 divisors (see below), whose sum is σ = 2594444208. Its totient is φ = 432407364.

The previous prime is 1297222079. The next prime is 1297222123. The reversal of 1297222098 is 8902227921.

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

1297222098 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108101836 + ... + 108101847.

It is an arithmetic number, because the mean of its divisors is an integer number (324305526).

Almost surely, 2^1297222098 is an apocalyptic number.

1297222098 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1297222098 is a wasteful number, since it uses less digits than its factorization.

1297222098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216203688.

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 1297222098 is about 36016.9695837948. The cubic root of 1297222098 is about 1090.6149485673.

It can be divided in two parts, 129 and 7222098, that added together give a palindrome (7222227).

The spelling of 1297222098 in words is "one billion, two hundred ninety-seven million, two hundred twenty-two thousand, ninety-eight".