125704474339 has 4 divisors (see below), whose sum is σ = 125705294856. Its totient is φ = 125703653824.

The previous prime is 125704474277. The next prime is 125704474381. The reversal of 125704474339 is 933474407521.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 125704474339 - 2²³ = 125696085731 is a prime.

It is a super-2 number, since 2×125704474339² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125704474292 and 125704474301.

It is not an unprimeable number, because it can be changed into a prime (125704472339) 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, 104494 + ... + 512179.

It is an arithmetic number, because the mean of its divisors is an integer number (31426323714).

Almost surely, 2^125704474339 is an apocalyptic number.

125704474339 is a deficient number, since it is larger than the sum of its proper divisors (820517).

125704474339 is an equidigital number, since it uses as much as digits as its factorization.

125704474339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820516.

The product of its (nonzero) digits is 2540160, while the sum is 49.

The spelling of 125704474339 in words is "one hundred twenty-five billion, seven hundred four million, four hundred seventy-four thousand, three hundred thirty-nine".