120000491953 has 2 divisors, whose sum is σ = 120000491954. Its totient is φ = 120000491952.

The previous prime is 120000491929. The next prime is 120000491977. The reversal of 120000491953 is 359194000021.

It is a balanced prime because it is at equal distance from previous prime (120000491929) and next prime (120000491977).

It can be written as a sum of positive squares in only one way, i.e., 95922142369 + 24078349584 = 309713^2 + 155172^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120000491953 is a prime.

It is not a weakly prime, because it can be changed into another prime (120000491903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60000245976 + 60000245977.

It is an arithmetic number, because the mean of its divisors is an integer number (60000245977).

Almost surely, 2^120000491953 is an apocalyptic number.

It is an amenable number.

120000491953 is a deficient number, since it is larger than the sum of its proper divisors (1).

120000491953 is an equidigital number, since it uses as much as digits as its factorization.

120000491953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 34.

Adding to 120000491953 its reverse (359194000021), we get a palindrome (479194491974).

The spelling of 120000491953 in words is "one hundred twenty billion, four hundred ninety-one thousand, nine hundred fifty-three".