102118253 has 2 divisors, whose sum is σ = 102118254. Its totient is φ = 102118252.

The previous prime is 102118241. The next prime is 102118277. The reversal of 102118253 is 352811201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98346889 + 3771364 = 9917^2 + 1942^2 .

It is a cyclic number.

It is not a de Polignac number, because 102118253 - 2⁶ = 102118189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102118153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51059126 + 51059127.

It is an arithmetic number, because the mean of its divisors is an integer number (51059127).

Almost surely, 2^102118253 is an apocalyptic number.

It is an amenable number.

102118253 is a deficient number, since it is larger than the sum of its proper divisors (1).

102118253 is an equidigital number, since it uses as much as digits as its factorization.

102118253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 102118253 is about 10105.3576384015. The cubic root of 102118253 is about 467.4133641779.

Adding to 102118253 its reverse (352811201), we get a palindrome (454929454).

The spelling of 102118253 in words is "one hundred two million, one hundred eighteen thousand, two hundred fifty-three".