303123055423 has 2 divisors, whose sum is σ = 303123055424. Its totient is φ = 303123055422.

The previous prime is 303123055409. The next prime is 303123055427. The reversal of 303123055423 is 324550321303.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 303123055423 - 2¹³ = 303123047231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (303123055427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151561527711 + 151561527712.

It is an arithmetic number, because the mean of its divisors is an integer number (151561527712).

Almost surely, 2^303123055423 is an apocalyptic number.

303123055423 is a deficient number, since it is larger than the sum of its proper divisors (1).

303123055423 is an equidigital number, since it uses as much as digits as its factorization.

303123055423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 31.

Adding to 303123055423 its reverse (324550321303), we get a palindrome (627673376726).

The spelling of 303123055423 in words is "three hundred three billion, one hundred twenty-three million, fifty-five thousand, four hundred twenty-three".