120698665853 has 2 divisors, whose sum is σ = 120698665854. Its totient is φ = 120698665852.

The previous prime is 120698665847. The next prime is 120698665873. The reversal of 120698665853 is 358566896021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71068628569 + 49630037284 = 266587^2 + 222778^2 .

It is a cyclic number.

It is not a de Polignac number, because 120698665853 - 2⁴ = 120698665837 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120698665792 and 120698665801.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120698665873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60349332926 + 60349332927.

It is an arithmetic number, because the mean of its divisors is an integer number (60349332927).

Almost surely, 2^120698665853 is an apocalyptic number.

It is an amenable number.

120698665853 is a deficient number, since it is larger than the sum of its proper divisors (1).

120698665853 is an equidigital number, since it uses as much as digits as its factorization.

120698665853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18662400, while the sum is 59.

The spelling of 120698665853 in words is "one hundred twenty billion, six hundred ninety-eight million, six hundred sixty-five thousand, eight hundred fifty-three".