814903123 has 2 divisors, whose sum is σ = 814903124. Its totient is φ = 814903122.

The previous prime is 814903093. The next prime is 814903127. The reversal of 814903123 is 321309418.

814903123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 814903123 - 2¹³ = 814894931 is a prime.

It is not a weakly prime, because it can be changed into another prime (814903127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 407451561 + 407451562.

It is an arithmetic number, because the mean of its divisors is an integer number (407451562).

Almost surely, 2^814903123 is an apocalyptic number.

814903123 is a deficient number, since it is larger than the sum of its proper divisors (1).

814903123 is an equidigital number, since it uses as much as digits as its factorization.

814903123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 814903123 is about 28546.5080701651. The cubic root of 814903123 is about 934.0468512279.

The spelling of 814903123 in words is "eight hundred fourteen million, nine hundred three thousand, one hundred twenty-three".