125659701301 has 4 divisors (see below), whose sum is σ = 125709549004. Its totient is φ = 125609853600.

The previous prime is 125659701259. The next prime is 125659701313. The reversal of 125659701301 is 103107956521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 103107956521 = 17 ⋅6065173913.

It can be written as a sum of positive squares in 2 ways, for example, as 8897394276 + 116762307025 = 94326^2 + 341705^2 .

It is a cyclic number.

It is not a de Polignac number, because 125659701301 - 2²⁹ = 125122830389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125659701701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24920070 + ... + 24925111.

It is an arithmetic number, because the mean of its divisors is an integer number (31427387251).

Almost surely, 2^125659701301 is an apocalyptic number.

It is an amenable number.

125659701301 is a deficient number, since it is larger than the sum of its proper divisors (49847703).

125659701301 is an equidigital number, since it uses as much as digits as its factorization.

125659701301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49847702.

The product of its (nonzero) digits is 56700, while the sum is 40.

The spelling of 125659701301 in words is "one hundred twenty-five billion, six hundred fifty-nine million, seven hundred one thousand, three hundred one".