125819423 has 8 divisors (see below), whose sum is σ = 128678592. Its totient is φ = 122967936.

The previous prime is 125819413. The next prime is 125819461. The reversal of 125819423 is 324918521.

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 125819423 - 2¹⁴ = 125803039 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 (125819413) 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, 42611 + ... + 45467.

It is an arithmetic number, because the mean of its divisors is an integer number (16084824).

Almost surely, 2^125819423 is an apocalyptic number.

125819423 is a deficient number, since it is larger than the sum of its proper divisors (2859169).

125819423 is an equidigital number, since it uses as much as digits as its factorization.

125819423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3841.

The product of its digits is 17280, while the sum is 35.

The square root of 125819423 is about 11216.9257374737. The cubic root of 125819423 is about 501.0901852646.

The spelling of 125819423 in words is "one hundred twenty-five million, eight hundred nineteen thousand, four hundred twenty-three".