125424034055 has 4 divisors (see below), whose sum is σ = 150508840872. Its totient is φ = 100339227240.

The previous prime is 125424034007. The next prime is 125424034121. The reversal of 125424034055 is 550430424521.

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

It is not a de Polignac number, because 125424034055 - 2¹⁴ = 125424017671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12542403401 + ... + 12542403410.

It is an arithmetic number, because the mean of its divisors is an integer number (37627210218).

Almost surely, 2^125424034055 is an apocalyptic number.

125424034055 is a deficient number, since it is larger than the sum of its proper divisors (25084806817).

125424034055 is an equidigital number, since it uses as much as digits as its factorization.

125424034055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25084806816.

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 125424034055 its reverse (550430424521), we get a palindrome (675854458576).

The spelling of 125424034055 in words is "one hundred twenty-five billion, four hundred twenty-four million, thirty-four thousand, fifty-five".