125054443 has 4 divisors (see below), whose sum is σ = 125803440. Its totient is φ = 124305448.

The previous prime is 125054407. The next prime is 125054477. The reversal of 125054443 is 344450521.

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

It is not a de Polignac number, because 125054443 - 2⁹ = 125053931 is a prime.

It is a super-2 number, since 2×125054443² = 31277227428080498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125054483) 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 3 ways as a sum of consecutive naturals, for example, 374248 + ... + 374581.

It is an arithmetic number, because the mean of its divisors is an integer number (31450860).

Almost surely, 2^125054443 is an apocalyptic number.

125054443 is a deficient number, since it is larger than the sum of its proper divisors (748997).

125054443 is an equidigital number, since it uses as much as digits as its factorization.

125054443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748996.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 125054443 is about 11182.7743874228. The cubic root of 125054443 is about 500.0725801304.

The spelling of 125054443 in words is "one hundred twenty-five million, fifty-four thousand, four hundred forty-three".