111701423 has 2 divisors, whose sum is σ = 111701424. Its totient is φ = 111701422.

The previous prime is 111701419. The next prime is 111701467. The reversal of 111701423 is 324107111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111701423 - 2² = 111701419 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 111701395 and 111701404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111700423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55850711 + 55850712.

It is an arithmetic number, because the mean of its divisors is an integer number (55850712).

Almost surely, 2^111701423 is an apocalyptic number.

111701423 is a deficient number, since it is larger than the sum of its proper divisors (1).

111701423 is an equidigital number, since it uses as much as digits as its factorization.

111701423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 111701423 is about 10568.8893929306. The cubic root of 111701423 is about 481.5997305377.

Adding to 111701423 its reverse (324107111), we get a palindrome (435808534).

The spelling of 111701423 in words is "one hundred eleven million, seven hundred one thousand, four hundred twenty-three".