120920953 has 2 divisors, whose sum is σ = 120920954. Its totient is φ = 120920952.

The previous prime is 120920927. The next prime is 120920999. The reversal of 120920953 is 359029021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64850809 + 56070144 = 8053^2 + 7488^2 .

It is a cyclic number.

It is not a de Polignac number, because 120920953 - 2¹³ = 120912761 is a prime.

It is not a weakly prime, because it can be changed into another prime (120920903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60460476 + 60460477.

It is an arithmetic number, because the mean of its divisors is an integer number (60460477).

Almost surely, 2^120920953 is an apocalyptic number.

It is an amenable number.

120920953 is a deficient number, since it is larger than the sum of its proper divisors (1).

120920953 is an equidigital number, since it uses as much as digits as its factorization.

120920953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 120920953 is about 10996.4063675366. The cubic root of 120920953 is about 494.5010146986.

Adding to 120920953 its reverse (359029021), we get a palindrome (479949974).

The spelling of 120920953 in words is "one hundred twenty million, nine hundred twenty thousand, nine hundred fifty-three".