125141111 has 2 divisors, whose sum is σ = 125141112. Its totient is φ = 125141110.

The previous prime is 125141083. The next prime is 125141129. The reversal of 125141111 is 111141521.

It is a strong prime.

It is an emirp because it is prime and its reverse (111141521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125141111 - 2²² = 120946807 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125141111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125141161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62570555 + 62570556.

It is an arithmetic number, because the mean of its divisors is an integer number (62570556).

Almost surely, 2^125141111 is an apocalyptic number.

125141111 is a deficient number, since it is larger than the sum of its proper divisors (1).

125141111 is an equidigital number, since it uses as much as digits as its factorization.

125141111 is an odious number, because the sum of its binary digits is odd.

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

The square root of 125141111 is about 11186.6487832594. The cubic root of 125141111 is about 500.1880772450.

Adding to 125141111 its reverse (111141521), we get a palindrome (236282632).

The spelling of 125141111 in words is "one hundred twenty-five million, one hundred forty-one thousand, one hundred eleven".