16119632453 has 2 divisors, whose sum is σ = 16119632454. Its totient is φ = 16119632452.

The previous prime is 16119632423. The next prime is 16119632489. The reversal of 16119632453 is 35423691161.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9875788129 + 6243844324 = 99377^2 + 79018^2 .

It is a cyclic number.

It is not a de Polignac number, because 16119632453 - 2⁸ = 16119632197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16119632453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16119632413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8059816226 + 8059816227.

It is an arithmetic number, because the mean of its divisors is an integer number (8059816227).

Almost surely, 2^16119632453 is an apocalyptic number.

It is an amenable number.

16119632453 is a deficient number, since it is larger than the sum of its proper divisors (1).

16119632453 is an equidigital number, since it uses as much as digits as its factorization.

16119632453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 41.

The spelling of 16119632453 in words is "sixteen billion, one hundred nineteen million, six hundred thirty-two thousand, four hundred fifty-three".