120838973 has 2 divisors, whose sum is σ = 120838974. Its totient is φ = 120838972.

The previous prime is 120838957. The next prime is 120838981. The reversal of 120838973 is 379838021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76510009 + 44328964 = 8747^2 + 6658^2 .

It is a cyclic number.

It is not a de Polignac number, because 120838973 - 2⁴ = 120838957 is a prime.

It is equal to p_6886562 and since 120838973 and 6886562 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120838973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120838073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60419486 + 60419487.

It is an arithmetic number, because the mean of its divisors is an integer number (60419487).

Almost surely, 2^120838973 is an apocalyptic number.

It is an amenable number.

120838973 is a deficient number, since it is larger than the sum of its proper divisors (1).

120838973 is an equidigital number, since it uses as much as digits as its factorization.

120838973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 120838973 is about 10992.6781541169. The cubic root of 120838973 is about 494.3892382115.

The spelling of 120838973 in words is "one hundred twenty million, eight hundred thirty-eight thousand, nine hundred seventy-three".