1172898098 has 16 divisors (see below), whose sum is σ = 1825784280. Its totient is φ = 564431616.

The previous prime is 1172898043. The next prime is 1172898107. The reversal of 1172898098 is 8908982711.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1050861889 + 122036209 = 32417^2 + 11047^2 .

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, 13511 + ... + 50282.

Almost surely, 2^1172898098 is an apocalyptic number.

1172898098 is a deficient number, since it is larger than the sum of its proper divisors (652886182).

1172898098 is a wasteful number, since it uses less digits than its factorization.

1172898098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64141.

The product of its (nonzero) digits is 580608, while the sum is 53.

The square root of 1172898098 is about 34247.5998867074. The cubic root of 1172898098 is about 1054.5975563469.

The spelling of 1172898098 in words is "one billion, one hundred seventy-two million, eight hundred ninety-eight thousand, ninety-eight".