125404329 has 8 divisors (see below), whose sum is σ = 167624352. Its totient is φ = 83393600.

The previous prime is 125404277. The next prime is 125404333. The reversal of 125404329 is 923404521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125404329 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 125404296 and 125404305.

It is not an unprimeable number, because it can be changed into a prime (125404339) 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, 50919 + ... + 53324.

It is an arithmetic number, because the mean of its divisors is an integer number (20953044).

Almost surely, 2^125404329 is an apocalyptic number.

It is an amenable number.

125404329 is a deficient number, since it is larger than the sum of its proper divisors (42220023).

125404329 is a wasteful number, since it uses less digits than its factorization.

125404329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104647.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 125404329 is about 11198.4074314163. The cubic root of 125404329 is about 500.5385251065.

The spelling of 125404329 in words is "one hundred twenty-five million, four hundred four thousand, three hundred twenty-nine".