102556003 has 8 divisors (see below), whose sum is σ = 112043520. Its totient is φ = 93095880.

The previous prime is 102555997. The next prime is 102556009. The reversal of 102556003 is 300655201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (102555997) and next prime (102556009).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102556003 - 2¹³ = 102547811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102556009) 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 in 7 ways as a sum of consecutive naturals, for example, 1426 + ... + 14392.

It is an arithmetic number, because the mean of its divisors is an integer number (14005440).

Almost surely, 2^102556003 is an apocalyptic number.

102556003 is a deficient number, since it is larger than the sum of its proper divisors (9487517).

102556003 is a wasteful number, since it uses less digits than its factorization.

102556003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13697.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 102556003 is about 10126.9937790047. The cubic root of 102556003 is about 468.0802985771.

The spelling of 102556003 in words is "one hundred two million, five hundred fifty-six thousand, three".