125445343 has 2 divisors, whose sum is σ = 125445344. Its totient is φ = 125445342.

The previous prime is 125445323. The next prime is 125445349. The reversal of 125445343 is 343544521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125445343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125445349) 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 as a sum of consecutive naturals, namely, 62722671 + 62722672.

It is an arithmetic number, because the mean of its divisors is an integer number (62722672).

Almost surely, 2^125445343 is an apocalyptic number.

125445343 is a deficient number, since it is larger than the sum of its proper divisors (1).

125445343 is an equidigital number, since it uses as much as digits as its factorization.

125445343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28800, while the sum is 31.

The square root of 125445343 is about 11200.2385242458. The cubic root of 125445343 is about 500.5930868844.

Adding to 125445343 its reverse (343544521), we get a palindrome (468989864).

The spelling of 125445343 in words is "one hundred twenty-five million, four hundred forty-five thousand, three hundred forty-three".