125330405 has 8 divisors (see below), whose sum is σ = 151027200. Its totient is φ = 99843856.

The previous prime is 125330393. The next prime is 125330411. The reversal of 125330405 is 504033521.

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 125330405 - 2⁴ = 125330389 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51245 + ... + 53634.

It is an arithmetic number, because the mean of its divisors is an integer number (18878400).

Almost surely, 2^125330405 is an apocalyptic number.

It is an amenable number.

125330405 is a deficient number, since it is larger than the sum of its proper divisors (25696795).

125330405 is a wasteful number, since it uses less digits than its factorization.

125330405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105123.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 125330405 is about 11195.1062969496. The cubic root of 125330405 is about 500.4401524180.

Adding to 125330405 its reverse (504033521), we get a palindrome (629363926).

The spelling of 125330405 in words is "one hundred twenty-five million, three hundred thirty thousand, four hundred five".