125211286327 has 4 divisors (see below), whose sum is σ = 129528916920. Its totient is φ = 120893655736.

The previous prime is 125211286279. The next prime is 125211286337. The reversal of 125211286327 is 723682112521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 723682112521 = 15439 ⋅46873639.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125211286327 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 125211286327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125211286337) 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, 2158815253 + ... + 2158815310.

It is an arithmetic number, because the mean of its divisors is an integer number (32382229230).

Almost surely, 2^125211286327 is an apocalyptic number.

125211286327 is a deficient number, since it is larger than the sum of its proper divisors (4317630593).

125211286327 is an equidigital number, since it uses as much as digits as its factorization.

125211286327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4317630592.

The product of its digits is 80640, while the sum is 40.

Adding to 125211286327 its reverse (723682112521), we get a palindrome (848893398848).

The spelling of 125211286327 in words is "one hundred twenty-five billion, two hundred eleven million, two hundred eighty-six thousand, three hundred twenty-seven".