111319673 has 2 divisors, whose sum is σ = 111319674. Its totient is φ = 111319672.

The previous prime is 111319669. The next prime is 111319699. The reversal of 111319673 is 376913111.

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., 107889769 + 3429904 = 10387^2 + 1852^2 .

It is an emirp because it is prime and its reverse (376913111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111319673 - 2² = 111319669 is a prime.

It is not a weakly prime, because it can be changed into another prime (111319073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55659836 + 55659837.

It is an arithmetic number, because the mean of its divisors is an integer number (55659837).

Almost surely, 2^111319673 is an apocalyptic number.

It is an amenable number.

111319673 is a deficient number, since it is larger than the sum of its proper divisors (1).

111319673 is an equidigital number, since it uses as much as digits as its factorization.

111319673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3402, while the sum is 32.

The square root of 111319673 is about 10550.8138548645. The cubic root of 111319673 is about 481.0504670546.

The spelling of 111319673 in words is "one hundred eleven million, three hundred nineteen thousand, six hundred seventy-three".