125401443 has 8 divisors (see below), whose sum is σ = 168422928. Its totient is φ = 82990464.

The previous prime is 125401427. The next prime is 125401447. The reversal of 125401443 is 344104521.

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

It is not a de Polignac number, because 125401443 - 2⁴ = 125401427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125401447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152146 + ... + 152967.

It is an arithmetic number, because the mean of its divisors is an integer number (21052866).

Almost surely, 2^125401443 is an apocalyptic number.

125401443 is a deficient number, since it is larger than the sum of its proper divisors (43021485).

125401443 is a wasteful number, since it uses less digits than its factorization.

125401443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305253.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 125401443 is about 11198.2785730665. The cubic root of 125401443 is about 500.5346853527.

Adding to 125401443 its reverse (344104521), we get a palindrome (469505964).

The spelling of 125401443 in words is "one hundred twenty-five million, four hundred one thousand, four hundred forty-three".