111673087 has 2 divisors, whose sum is σ = 111673088. Its totient is φ = 111673086.

The previous prime is 111673049. The next prime is 111673091. The reversal of 111673087 is 780376111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111673087 - 2²³ = 103284479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111673987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55836543 + 55836544.

It is an arithmetic number, because the mean of its divisors is an integer number (55836544).

Almost surely, 2^111673087 is an apocalyptic number.

111673087 is a deficient number, since it is larger than the sum of its proper divisors (1).

111673087 is an equidigital number, since it uses as much as digits as its factorization.

111673087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 34.

The square root of 111673087 is about 10567.5487697006. The cubic root of 111673087 is about 481.5590036197.

The spelling of 111673087 in words is "one hundred eleven million, six hundred seventy-three thousand, eighty-seven".