102514147 has 2 divisors, whose sum is σ = 102514148. Its totient is φ = 102514146.

The previous prime is 102514129. The next prime is 102514157. The reversal of 102514147 is 741415201.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102514147 is a prime.

It is a nialpdrome in base 14.

It is not a weakly prime, because it can be changed into another prime (102514157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51257073 + 51257074.

It is an arithmetic number, because the mean of its divisors is an integer number (51257074).

Almost surely, 2^102514147 is an apocalyptic number.

102514147 is a deficient number, since it is larger than the sum of its proper divisors (1).

102514147 is an equidigital number, since it uses as much as digits as its factorization.

102514147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 102514147 is about 10124.9270120826. The cubic root of 102514147 is about 468.0166109842.

Adding to 102514147 its reverse (741415201), we get a palindrome (843929348).

The spelling of 102514147 in words is "one hundred two million, five hundred fourteen thousand, one hundred forty-seven".