125450443 has 2 divisors, whose sum is σ = 125450444. Its totient is φ = 125450442.

The previous prime is 125450411. The next prime is 125450471. The reversal of 125450443 is 344054521.

It is an a-pointer prime, because the next prime (125450471) can be obtained adding 125450443 to its sum of digits (28).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125450443 - 2⁵ = 125450411 is a prime.

It is not a weakly prime, because it can be changed into another prime (125450243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62725221 + 62725222.

It is an arithmetic number, because the mean of its divisors is an integer number (62725222).

Almost surely, 2^125450443 is an apocalyptic number.

125450443 is a deficient number, since it is larger than the sum of its proper divisors (1).

125450443 is an equidigital number, since it uses as much as digits as its factorization.

125450443 is an evil number, because the sum of its binary digits is even.

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

The square root of 125450443 is about 11200.4661956545. The cubic root of 125450443 is about 500.5998706892.

The spelling of 125450443 in words is "one hundred twenty-five million, four hundred fifty thousand, four hundred forty-three".