111125411 has 2 divisors, whose sum is σ = 111125412. Its totient is φ = 111125410.

The previous prime is 111125363. The next prime is 111125423. The reversal of 111125411 is 114521111.

It is a strong prime.

It is an emirp because it is prime and its reverse (114521111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111125411 - 2¹⁴ = 111109027 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111125411.

It is not a weakly prime, because it can be changed into another prime (111325411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55562705 + 55562706.

It is an arithmetic number, because the mean of its divisors is an integer number (55562706).

Almost surely, 2^111125411 is an apocalyptic number.

111125411 is a deficient number, since it is larger than the sum of its proper divisors (1).

111125411 is an equidigital number, since it uses as much as digits as its factorization.

111125411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40, while the sum is 17.

The square root of 111125411 is about 10541.6038153594. The cubic root of 111125411 is about 480.7704798930.

Adding to 111125411 its reverse (114521111), we get a palindrome (225646522).

The spelling of 111125411 in words is "one hundred eleven million, one hundred twenty-five thousand, four hundred eleven".