111693377 has 2 divisors, whose sum is σ = 111693378. Its totient is φ = 111693376.

The previous prime is 111693371. The next prime is 111693391. The reversal of 111693377 is 773396111.

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., 107350321 + 4343056 = 10361^2 + 2084^2 .

It is a cyclic number.

It is not a de Polignac number, because 111693377 - 2¹⁴ = 111676993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111693377.

It is not a weakly prime, because it can be changed into another prime (111693371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55846688 + 55846689.

It is an arithmetic number, because the mean of its divisors is an integer number (55846689).

Almost surely, 2^111693377 is an apocalyptic number.

It is an amenable number.

111693377 is a deficient number, since it is larger than the sum of its proper divisors (1).

111693377 is an equidigital number, since it uses as much as digits as its factorization.

111693377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23814, while the sum is 38.

The square root of 111693377 is about 10568.5087405934. The cubic root of 111693377 is about 481.5881668400.

The spelling of 111693377 in words is "one hundred eleven million, six hundred ninety-three thousand, three hundred seventy-seven".