102403252943 has 2 divisors, whose sum is σ = 102403252944. Its totient is φ = 102403252942.

The previous prime is 102403252921. The next prime is 102403253009. The reversal of 102403252943 is 349252304201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102403252943 - 2¹² = 102403248847 is a prime.

It is a super-2 number, since 2×102403252943² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102403255943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51201626471 + 51201626472.

It is an arithmetic number, because the mean of its divisors is an integer number (51201626472).

Almost surely, 2^102403252943 is an apocalyptic number.

102403252943 is a deficient number, since it is larger than the sum of its proper divisors (1).

102403252943 is an equidigital number, since it uses as much as digits as its factorization.

102403252943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 102403252943 in words is "one hundred two billion, four hundred three million, two hundred fifty-two thousand, nine hundred forty-three".