102740003 has 2 divisors, whose sum is σ = 102740004. Its totient is φ = 102740002.

The previous prime is 102739997. The next prime is 102740039. The reversal of 102740003 is 300047201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102740003 - 2²⁶ = 35631139 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (102740303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51370001 + 51370002.

It is an arithmetic number, because the mean of its divisors is an integer number (51370002).

Almost surely, 2^102740003 is an apocalyptic number.

102740003 is a deficient number, since it is larger than the sum of its proper divisors (1).

102740003 is an equidigital number, since it uses as much as digits as its factorization.

102740003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 102740003 is about 10136.0743387171. The cubic root of 102740003 is about 468.3600654551.

Adding to 102740003 its reverse (300047201), we get a palindrome (402787204).

The spelling of 102740003 in words is "one hundred two million, seven hundred forty thousand, three".