16133965487 has 2 divisors, whose sum is σ = 16133965488. Its totient is φ = 16133965486.

The previous prime is 16133965433. The next prime is 16133965489. The reversal of 16133965487 is 78456933161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16133965487 - 2⁸ = 16133965231 is a prime.

Together with 16133965489, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16133965489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8066982743 + 8066982744.

It is an arithmetic number, because the mean of its divisors is an integer number (8066982744).

Almost surely, 2^16133965487 is an apocalyptic number.

16133965487 is a deficient number, since it is larger than the sum of its proper divisors (1).

16133965487 is an equidigital number, since it uses as much as digits as its factorization.

16133965487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3265920, while the sum is 53.

The spelling of 16133965487 in words is "sixteen billion, one hundred thirty-three million, nine hundred sixty-five thousand, four hundred eighty-seven".