111601463 has 2 divisors, whose sum is σ = 111601464. Its totient is φ = 111601462.

The previous prime is 111601429. The next prime is 111601471. The reversal of 111601463 is 364106111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111601463 - 2⁸ = 111601207 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111601423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55800731 + 55800732.

It is an arithmetic number, because the mean of its divisors is an integer number (55800732).

Almost surely, 2^111601463 is an apocalyptic number.

111601463 is a deficient number, since it is larger than the sum of its proper divisors (1).

111601463 is an equidigital number, since it uses as much as digits as its factorization.

111601463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 111601463 is about 10564.1593607821. The cubic root of 111601463 is about 481.4560287684.

Adding to 111601463 its reverse (364106111), we get a palindrome (475707574).

The spelling of 111601463 in words is "one hundred eleven million, six hundred one thousand, four hundred sixty-three".