125001264859 has 8 divisors (see below), whose sum is σ = 125335125648. Its totient is φ = 124667500320.

The previous prime is 125001264811. The next prime is 125001264881. The reversal of 125001264859 is 958462100521.

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 125001264859 - 2¹¹ = 125001262811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125001264889) 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, 3119169 + ... + 3158989.

It is an arithmetic number, because the mean of its divisors is an integer number (15666890706).

Almost surely, 2^125001264859 is an apocalyptic number.

125001264859 is a deficient number, since it is larger than the sum of its proper divisors (333860789).

125001264859 is an equidigital number, since it uses as much as digits as its factorization.

125001264859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48125.

The product of its (nonzero) digits is 172800, while the sum is 43.

The spelling of 125001264859 in words is "one hundred twenty-five billion, one million, two hundred sixty-four thousand, eight hundred fifty-nine".