120136699 has 2 divisors, whose sum is σ = 120136700. Its totient is φ = 120136698.

The previous prime is 120136697. The next prime is 120136703. The reversal of 120136699 is 996631021.

It is a weak prime.

It is an emirp because it is prime and its reverse (996631021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120136699 - 2¹ = 120136697 is a prime.

Together with 120136697, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (120136693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60068349 + 60068350.

It is an arithmetic number, because the mean of its divisors is an integer number (60068350).

Almost surely, 2^120136699 is an apocalyptic number.

120136699 is a deficient number, since it is larger than the sum of its proper divisors (1).

120136699 is an equidigital number, since it uses as much as digits as its factorization.

120136699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 120136699 is about 10960.6888013482. The cubic root of 120136699 is about 493.4296375277.

The spelling of 120136699 in words is "one hundred twenty million, one hundred thirty-six thousand, six hundred ninety-nine".