180115453423 has 2 divisors, whose sum is σ = 180115453424. Its totient is φ = 180115453422.

The previous prime is 180115453417. The next prime is 180115453457. The reversal of 180115453423 is 324354511081.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 180115453423 - 2⁵ = 180115453391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (180115453493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90057726711 + 90057726712.

It is an arithmetic number, because the mean of its divisors is an integer number (90057726712).

Almost surely, 2^180115453423 is an apocalyptic number.

180115453423 is a deficient number, since it is larger than the sum of its proper divisors (1).

180115453423 is an equidigital number, since it uses as much as digits as its factorization.

180115453423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 180115453423 in words is "one hundred eighty billion, one hundred fifteen million, four hundred fifty-three thousand, four hundred twenty-three".