111744001 has 2 divisors, whose sum is σ = 111744002. Its totient is φ = 111744000.

The previous prime is 111743969. The next prime is 111744013. The reversal of 111744001 is 100447111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97121025 + 14622976 = 9855^2 + 3824^2 .

It is an emirp because it is prime and its reverse (100447111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111744001 - 2⁵ = 111743969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111744001.

It is not a weakly prime, because it can be changed into another prime (111744041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55872000 + 55872001.

It is an arithmetic number, because the mean of its divisors is an integer number (55872001).

Almost surely, 2^111744001 is an apocalyptic number.

It is an amenable number.

111744001 is a deficient number, since it is larger than the sum of its proper divisors (1).

111744001 is an equidigital number, since it uses as much as digits as its factorization.

111744001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 19.

The square root of 111744001 is about 10570.9035091614. The cubic root of 111744001 is about 481.6609143254.

The spelling of 111744001 in words is "one hundred eleven million, seven hundred forty-four thousand, one".