125542040601 has 8 divisors (see below), whose sum is σ = 169046708544. Its totient is φ = 82866033200.

The previous prime is 125542040573. The next prime is 125542040627. The reversal of 125542040601 is 106040245521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 125542040601 - 2¹⁸ = 125541778457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125542040641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207164781 + ... + 207165386.

It is an arithmetic number, because the mean of its divisors is an integer number (21130838568).

Almost surely, 2^125542040601 is an apocalyptic number.

It is an amenable number.

125542040601 is a deficient number, since it is larger than the sum of its proper divisors (43504667943).

125542040601 is a wasteful number, since it uses less digits than its factorization.

125542040601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414330271.

The product of its (nonzero) digits is 9600, while the sum is 30.

The spelling of 125542040601 in words is "one hundred twenty-five billion, five hundred forty-two million, forty thousand, six hundred one".