102513254003 has 4 divisors (see below), whose sum is σ = 102519286728. Its totient is φ = 102507221280.

The previous prime is 102513253993. The next prime is 102513254017. The reversal of 102513254003 is 300452315201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 300452315201 = 281 ⋅1069225321.

It is a cyclic number.

It is not a de Polignac number, because 102513254003 - 2¹⁸ = 102512991859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102513250003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2990801 + ... + 3024882.

It is an arithmetic number, because the mean of its divisors is an integer number (25629821682).

Almost surely, 2^102513254003 is an apocalyptic number.

102513254003 is a deficient number, since it is larger than the sum of its proper divisors (6032725).

102513254003 is an equidigital number, since it uses as much as digits as its factorization.

102513254003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6032724.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 102513254003 its reverse (300452315201), we get a palindrome (402965569204).

The spelling of 102513254003 in words is "one hundred two billion, five hundred thirteen million, two hundred fifty-four thousand, three".