30403313453423 has 2 divisors, whose sum is σ = 30403313453424. Its totient is φ = 30403313453422.

The previous prime is 30403313453323. The next prime is 30403313453441. The reversal of 30403313453423 is 32435431330403.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30403313453423 - 2²⁰ = 30403312404847 is a prime.

It is a super-2 number, since 2×30403313453423² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30403313453483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15201656726711 + 15201656726712.

It is an arithmetic number, because the mean of its divisors is an integer number (15201656726712).

Almost surely, 2^{30403313453423} is an apocalyptic number.

30403313453423 is a deficient number, since it is larger than the sum of its proper divisors (1).

30403313453423 is an equidigital number, since it uses as much as digits as its factorization.

30403313453423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 38.

Adding to 30403313453423 its reverse (32435431330403), we get a palindrome (62838744783826).

The spelling of 30403313453423 in words is "thirty trillion, four hundred three billion, three hundred thirteen million, four hundred fifty-three thousand, four hundred twenty-three".