125331443 has 2 divisors, whose sum is σ = 125331444. Its totient is φ = 125331442.

The previous prime is 125331433. The next prime is 125331449. The reversal of 125331443 is 344133521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125331443 - 2¹⁴ = 125315059 is a prime.

It is not a weakly prime, because it can be changed into another prime (125331449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62665721 + 62665722.

It is an arithmetic number, because the mean of its divisors is an integer number (62665722).

Almost surely, 2^125331443 is an apocalyptic number.

125331443 is a deficient number, since it is larger than the sum of its proper divisors (1).

125331443 is an equidigital number, since it uses as much as digits as its factorization.

125331443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 26.

The square root of 125331443 is about 11195.1526563955. The cubic root of 125331443 is about 500.4415339807.

Adding to 125331443 its reverse (344133521), we get a palindrome (469464964).

The spelling of 125331443 in words is "one hundred twenty-five million, three hundred thirty-one thousand, four hundred forty-three".