125541743 has 2 divisors, whose sum is σ = 125541744. Its totient is φ = 125541742.

The previous prime is 125541701. The next prime is 125541761. The reversal of 125541743 is 347145521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125541743 - 2⁶ = 125541679 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125541763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62770871 + 62770872.

It is an arithmetic number, because the mean of its divisors is an integer number (62770872).

Almost surely, 2^125541743 is an apocalyptic number.

125541743 is a deficient number, since it is larger than the sum of its proper divisors (1).

125541743 is an equidigital number, since it uses as much as digits as its factorization.

125541743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16800, while the sum is 32.

The square root of 125541743 is about 11204.5411775762. The cubic root of 125541743 is about 500.7212830013.

The spelling of 125541743 in words is "one hundred twenty-five million, five hundred forty-one thousand, seven hundred forty-three".