120115253 has 2 divisors, whose sum is σ = 120115254. Its totient is φ = 120115252.

The previous prime is 120115243. The next prime is 120115273. The reversal of 120115253 is 352511021.

It is a happy number.

It is an a-pointer prime, because the next prime (120115273) can be obtained adding 120115253 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85340644 + 34774609 = 9238^2 + 5897^2 .

It is a cyclic number.

It is not a de Polignac number, because 120115253 - 2²⁰ = 119066677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120115243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60057626 + 60057627.

It is an arithmetic number, because the mean of its divisors is an integer number (60057627).

Almost surely, 2^120115253 is an apocalyptic number.

It is an amenable number.

120115253 is a deficient number, since it is larger than the sum of its proper divisors (1).

120115253 is an equidigital number, since it uses as much as digits as its factorization.

120115253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 120115253 is about 10959.7104432553. The cubic root of 120115253 is about 493.4002745275.

Adding to 120115253 its reverse (352511021), we get a palindrome (472626274).

The spelling of 120115253 in words is "one hundred twenty million, one hundred fifteen thousand, two hundred fifty-three".