125016443 has 2 divisors, whose sum is σ = 125016444. Its totient is φ = 125016442.

The previous prime is 125016403. The next prime is 125016467. The reversal of 125016443 is 344610521.

It is a strong prime.

It is an emirp because it is prime and its reverse (344610521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125016443 - 2⁶ = 125016379 is a prime.

It is a super-2 number, since 2×125016443² = 31258222040744498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (125016403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62508221 + 62508222.

It is an arithmetic number, because the mean of its divisors is an integer number (62508222).

Almost surely, 2^125016443 is an apocalyptic number.

125016443 is a deficient number, since it is larger than the sum of its proper divisors (1).

125016443 is an equidigital number, since it uses as much as digits as its factorization.

125016443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 125016443 is about 11181.0752166328. The cubic root of 125016443 is about 500.0219230387.

Adding to 125016443 its reverse (344610521), we get a palindrome (469626964).

The spelling of 125016443 in words is "one hundred twenty-five million, sixteen thousand, four hundred forty-three".