1375063903 has 2 divisors, whose sum is σ = 1375063904. Its totient is φ = 1375063902.

The previous prime is 1375063883. The next prime is 1375063909. The reversal of 1375063903 is 3093605731.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1375063903 - 2⁵ = 1375063871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1375063909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 687531951 + 687531952.

It is an arithmetic number, because the mean of its divisors is an integer number (687531952).

Almost surely, 2^1375063903 is an apocalyptic number.

1375063903 is a deficient number, since it is larger than the sum of its proper divisors (1).

1375063903 is an equidigital number, since it uses as much as digits as its factorization.

1375063903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51030, while the sum is 37.

The square root of 1375063903 is about 37081.8540933433. The cubic root of 1375063903 is about 1112.0072715632.

The spelling of 1375063903 in words is "one billion, three hundred seventy-five million, sixty-three thousand, nine hundred three".