125035115011 has 4 divisors (see below), whose sum is σ = 125176079952. Its totient is φ = 124894150072.

The previous prime is 125035114987. The next prime is 125035115033. The reversal of 125035115011 is 110511530521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110511530521 = 7 ⋅15787361503.

It is a cyclic number.

It is not a de Polignac number, because 125035115011 - 2¹⁵ = 125035082243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125035115071) 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 in 3 ways as a sum of consecutive naturals, for example, 70481140 + ... + 70482913.

It is an arithmetic number, because the mean of its divisors is an integer number (31294019988).

Almost surely, 2^125035115011 is an apocalyptic number.

125035115011 is a deficient number, since it is larger than the sum of its proper divisors (140964941).

125035115011 is an equidigital number, since it uses as much as digits as its factorization.

125035115011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140964940.

The product of its (nonzero) digits is 750, while the sum is 25.

Adding to 125035115011 its reverse (110511530521), we get a palindrome (235546645532).

The spelling of 125035115011 in words is "one hundred twenty-five billion, thirty-five million, one hundred fifteen thousand, eleven".