10503143687 has 2 divisors, whose sum is σ = 10503143688. Its totient is φ = 10503143686.

The previous prime is 10503143633. The next prime is 10503143689. The reversal of 10503143687 is 78634130501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10503143687 - 2¹⁶ = 10503078151 is a prime.

It is a super-2 number, since 2×10503143687² (a number of 21 digits) contains 22 as substring.

Together with 10503143689, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10503143687.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10503143689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5251571843 + 5251571844.

It is an arithmetic number, because the mean of its divisors is an integer number (5251571844).

Almost surely, 2^10503143687 is an apocalyptic number.

10503143687 is a deficient number, since it is larger than the sum of its proper divisors (1).

10503143687 is an equidigital number, since it uses as much as digits as its factorization.

10503143687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 38.

The spelling of 10503143687 in words is "ten billion, five hundred three million, one hundred forty-three thousand, six hundred eighty-seven".