2111676487 has 2 divisors, whose sum is σ = 2111676488. Its totient is φ = 2111676486.

The previous prime is 2111676461. The next prime is 2111676521. The reversal of 2111676487 is 7846761112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2111676487 - 2¹⁵ = 2111643719 is a prime.

It is a super-2 number, since 2×2111676487² = 8918355171497322338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2111676187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055838243 + 1055838244.

It is an arithmetic number, because the mean of its divisors is an integer number (1055838244).

Almost surely, 2^2111676487 is an apocalyptic number.

2111676487 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111676487 is an equidigital number, since it uses as much as digits as its factorization.

2111676487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 112896, while the sum is 43.

The square root of 2111676487 is about 45952.9812634610. The cubic root of 2111676487 is about 1282.9482186119.

The spelling of 2111676487 in words is "two billion, one hundred eleven million, six hundred seventy-six thousand, four hundred eighty-seven".