102612403 has 2 divisors, whose sum is σ = 102612404. Its totient is φ = 102612402.

The previous prime is 102612401. The next prime is 102612437. The reversal of 102612403 is 304216201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102612403 - 2¹ = 102612401 is a prime.

Together with 102612401, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (102612401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51306201 + 51306202.

It is an arithmetic number, because the mean of its divisors is an integer number (51306202).

Almost surely, 2^102612403 is an apocalyptic number.

102612403 is a deficient number, since it is larger than the sum of its proper divisors (1).

102612403 is an equidigital number, since it uses as much as digits as its factorization.

102612403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 102612403 is about 10129.7780331062. The cubic root of 102612403 is about 468.1660887474.

Adding to 102612403 its reverse (304216201), we get a palindrome (406828604).

The spelling of 102612403 in words is "one hundred two million, six hundred twelve thousand, four hundred three".