111453111214087 has 2 divisors, whose sum is σ = 111453111214088. Its totient is φ = 111453111214086.

The previous prime is 111453111214021. The next prime is 111453111214103. The reversal of 111453111214087 is 780412111354111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111453111214087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111453111214787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55726555607043 + 55726555607044.

It is an arithmetic number, because the mean of its divisors is an integer number (55726555607044).

Almost surely, 2^{111453111214087} is an apocalyptic number.

111453111214087 is a deficient number, since it is larger than the sum of its proper divisors (1).

111453111214087 is an equidigital number, since it uses as much as digits as its factorization.

111453111214087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 40.

Adding to 111453111214087 its reverse (780412111354111), we get a palindrome (891865222568198).

The spelling of 111453111214087 in words is "one hundred eleven trillion, four hundred fifty-three billion, one hundred eleven million, two hundred fourteen thousand, eighty-seven".