125440543114 has 4 divisors (see below), whose sum is σ = 188160814674. Its totient is φ = 62720271556.

The previous prime is 125440543079. The next prime is 125440543121. The reversal of 125440543114 is 411345044521.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 71019585025 + 54420958089 = 266495^2 + 233283^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 125440543114.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31360135777 + ... + 31360135780.

Almost surely, 2^125440543114 is an apocalyptic number.

125440543114 is a deficient number, since it is larger than the sum of its proper divisors (62720271560).

125440543114 is an equidigital number, since it uses as much as digits as its factorization.

125440543114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62720271559.

The product of its (nonzero) digits is 38400, while the sum is 34.

Adding to 125440543114 its reverse (411345044521), we get a palindrome (536785587635).

The spelling of 125440543114 in words is "one hundred twenty-five billion, four hundred forty million, five hundred forty-three thousand, one hundred fourteen".