342725543 has 2 divisors, whose sum is σ = 342725544. Its totient is φ = 342725542.

The previous prime is 342725533. The next prime is 342725549. The reversal of 342725543 is 345527243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 342725543 - 2⁴ = 342725527 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342725549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171362771 + 171362772.

It is an arithmetic number, because the mean of its divisors is an integer number (171362772).

Almost surely, 2^342725543 is an apocalyptic number.

342725543 is a deficient number, since it is larger than the sum of its proper divisors (1).

342725543 is an equidigital number, since it uses as much as digits as its factorization.

342725543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 100800, while the sum is 35.

The square root of 342725543 is about 18512.8480520961. The cubic root of 342725543 is about 699.8132447372.

The spelling of 342725543 in words is "three hundred forty-two million, seven hundred twenty-five thousand, five hundred forty-three".