120849097 has 2 divisors, whose sum is σ = 120849098. Its totient is φ = 120849096.

The previous prime is 120849089. The next prime is 120849109. The reversal of 120849097 is 790948021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117852736 + 2996361 = 10856^2 + 1731^2 .

It is a cyclic number.

It is not a de Polignac number, because 120849097 - 2³ = 120849089 is a prime.

It is not a weakly prime, because it can be changed into another prime (120846097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60424548 + 60424549.

It is an arithmetic number, because the mean of its divisors is an integer number (60424549).

Almost surely, 2^120849097 is an apocalyptic number.

It is an amenable number.

120849097 is a deficient number, since it is larger than the sum of its proper divisors (1).

120849097 is an equidigital number, since it uses as much as digits as its factorization.

120849097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 120849097 is about 10993.1386328018. The cubic root of 120849097 is about 494.4030446206.

It can be divided in two parts, 1208 and 49097, that added together give a palindrome (50305).

The spelling of 120849097 in words is "one hundred twenty million, eight hundred forty-nine thousand, ninety-seven".