102113403 has 12 divisors (see below), whose sum is σ = 158380200. Its totient is φ = 58350432.

The previous prime is 102113383. The next prime is 102113443. The reversal of 102113403 is 304311201.

It is not a de Polignac number, because 102113403 - 2⁵ = 102113371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102113443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 347178 + ... + 347471.

It is an arithmetic number, because the mean of its divisors is an integer number (13198350).

Almost surely, 2^102113403 is an apocalyptic number.

102113403 is a deficient number, since it is larger than the sum of its proper divisors (56266797).

102113403 is an equidigital number, since it uses as much as digits as its factorization.

102113403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694666 (or 694659 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 102113403 is about 10105.1176638375. The cubic root of 102113403 is about 467.4059642905.

Adding to 102113403 its reverse (304311201), we get a palindrome (406424604).

The spelling of 102113403 in words is "one hundred two million, one hundred thirteen thousand, four hundred three".