125219727359 has 4 divisors (see below), whose sum is σ = 125225005680. Its totient is φ = 125214449040.

The previous prime is 125219727349. The next prime is 125219727403. The reversal of 125219727359 is 953727912521.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 125219727359 - 2³⁶ = 56500250623 is a prime.

It is a super-2 number, since 2×125219727359² (a number of 23 digits) contains 22 as substring.

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 125219727359.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125219727329) 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, 2603414 + ... + 2651075.

It is an arithmetic number, because the mean of its divisors is an integer number (31306251420).

Almost surely, 2^125219727359 is an apocalyptic number.

125219727359 is a deficient number, since it is larger than the sum of its proper divisors (5278321).

125219727359 is an equidigital number, since it uses as much as digits as its factorization.

125219727359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5278320.

The product of its digits is 2381400, while the sum is 53.

The spelling of 125219727359 in words is "one hundred twenty-five billion, two hundred nineteen million, seven hundred twenty-seven thousand, three hundred fifty-nine".