10129400903 has 2 divisors, whose sum is σ = 10129400904. Its totient is φ = 10129400902.

The previous prime is 10129400893. The next prime is 10129400927. The reversal of 10129400903 is 30900492101.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (30900492101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10129400903 - 2¹⁶ = 10129335367 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10129402903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5064700451 + 5064700452.

It is an arithmetic number, because the mean of its divisors is an integer number (5064700452).

Almost surely, 2^10129400903 is an apocalyptic number.

10129400903 is a deficient number, since it is larger than the sum of its proper divisors (1).

10129400903 is an equidigital number, since it uses as much as digits as its factorization.

10129400903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 29.

The spelling of 10129400903 in words is "ten billion, one hundred twenty-nine million, four hundred thousand, nine hundred three".