120898129 has 16 divisors (see below), whose sum is σ = 140137920. Its totient is φ = 103239360.

The previous prime is 120898117. The next prime is 120898133. The reversal of 120898129 is 921898021.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120898129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120898091 and 120898100.

It is not an unprimeable number, because it can be changed into a prime (120898229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6682 + ... + 16924.

It is an arithmetic number, because the mean of its divisors is an integer number (8758620).

Almost surely, 2^120898129 is an apocalyptic number.

It is an amenable number.

120898129 is a deficient number, since it is larger than the sum of its proper divisors (19239791).

120898129 is a wasteful number, since it uses less digits than its factorization.

120898129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10320.

The product of its (nonzero) digits is 20736, while the sum is 40.

The square root of 120898129 is about 10995.3685249745. The cubic root of 120898129 is about 494.4699001534.

The spelling of 120898129 in words is "one hundred twenty million, eight hundred ninety-eight thousand, one hundred twenty-nine".