103113287 has 2 divisors, whose sum is σ = 103113288. Its totient is φ = 103113286.

The previous prime is 103113259. The next prime is 103113289. The reversal of 103113287 is 782311301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103113287 - 2²² = 98918983 is a prime.

Together with 103113289, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103113289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51556643 + 51556644.

It is an arithmetic number, because the mean of its divisors is an integer number (51556644).

Almost surely, 2^103113287 is an apocalyptic number.

103113287 is a deficient number, since it is larger than the sum of its proper divisors (1).

103113287 is an equidigital number, since it uses as much as digits as its factorization.

103113287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 103113287 is about 10154.4712811648. The cubic root of 103113287 is about 468.9266088411.

Adding to 103113287 its reverse (782311301), we get a palindrome (885424588).

The spelling of 103113287 in words is "one hundred three million, one hundred thirteen thousand, two hundred eighty-seven".