1250122198 has 16 divisors (see below), whose sum is σ = 2089064880. Its totient is φ = 557083296.

The previous prime is 1250122171. The next prime is 1250122207. The reversal of 1250122198 is 8912210521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 828240 + ... + 829747.

It is an arithmetic number, because the mean of its divisors is an integer number (130566555).

Almost surely, 2^1250122198 is an apocalyptic number.

1250122198 is a deficient number, since it is larger than the sum of its proper divisors (838942682).

1250122198 is a wasteful number, since it uses less digits than its factorization.

1250122198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658031.

The product of its (nonzero) digits is 2880, while the sum is 31.

The square root of 1250122198 is about 35357.0671577833. The cubic root of 1250122198 is about 1077.2524462202.

The spelling of 1250122198 in words is "one billion, two hundred fifty million, one hundred twenty-two thousand, one hundred ninety-eight".