1012339903 has 2 divisors, whose sum is σ = 1012339904. Its totient is φ = 1012339902.

The previous prime is 1012339901. The next prime is 1012339907. The reversal of 1012339903 is 3099332101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1012339903 - 2¹ = 1012339901 is a prime.

Together with 1012339901, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012339901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506169951 + 506169952.

It is an arithmetic number, because the mean of its divisors is an integer number (506169952).

Almost surely, 2^1012339903 is an apocalyptic number.

1012339903 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012339903 is an equidigital number, since it uses as much as digits as its factorization.

1012339903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4374, while the sum is 31.

The square root of 1012339903 is about 31817.2893722894. The cubic root of 1012339903 is about 1004.0964967991.

The spelling of 1012339903 in words is "one billion, twelve million, three hundred thirty-nine thousand, nine hundred three".