102135827 has 2 divisors, whose sum is σ = 102135828. Its totient is φ = 102135826.

The previous prime is 102135769. The next prime is 102135851. The reversal of 102135827 is 728531201.

It is a strong prime.

It is an emirp because it is prime and its reverse (728531201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102135827 - 2⁶ = 102135763 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102135827.

It is not a weakly prime, because it can be changed into another prime (102135857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51067913 + 51067914.

It is an arithmetic number, because the mean of its divisors is an integer number (51067914).

Almost surely, 2^102135827 is an apocalyptic number.

102135827 is a deficient number, since it is larger than the sum of its proper divisors (1).

102135827 is an equidigital number, since it uses as much as digits as its factorization.

102135827 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 102135827 is about 10106.2271397391. The cubic root of 102135827 is about 467.4401757454.

The spelling of 102135827 in words is "one hundred two million, one hundred thirty-five thousand, eight hundred twenty-seven".