101388253 has 2 divisors, whose sum is σ = 101388254. Its totient is φ = 101388252.

The previous prime is 101388239. The next prime is 101388271. The reversal of 101388253 is 352883101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87572164 + 13816089 = 9358^2 + 3717^2 .

It is a cyclic number.

It is not a de Polignac number, because 101388253 - 2¹⁷ = 101257181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101388223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50694126 + 50694127.

It is an arithmetic number, because the mean of its divisors is an integer number (50694127).

Almost surely, 2^101388253 is an apocalyptic number.

It is an amenable number.

101388253 is a deficient number, since it is larger than the sum of its proper divisors (1).

101388253 is an equidigital number, since it uses as much as digits as its factorization.

101388253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 101388253 is about 10069.1734020226. The cubic root of 101388253 is about 466.2969197632.

The spelling of 101388253 in words is "one hundred one million, three hundred eighty-eight thousand, two hundred fifty-three".