71120998 has 16 divisors (see below), whose sum is σ = 116773776. Its totient is φ = 32286240.

The previous prime is 71120989. The next prime is 71121023. The reversal of 71120998 is 89902117.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 20836 + ... + 24007.

It is an arithmetic number, because the mean of its divisors is an integer number (7298361).

Almost surely, 2^71120998 is an apocalyptic number.

71120998 is a deficient number, since it is larger than the sum of its proper divisors (45652778).

71120998 is a wasteful number, since it uses less digits than its factorization.

71120998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44919.

The product of its (nonzero) digits is 9072, while the sum is 37.

The square root of 71120998 is about 8433.3266271383. The cubic root of 71120998 is about 414.3168671098.

The spelling of 71120998 in words is "seventy-one million, one hundred twenty thousand, nine hundred ninety-eight".