725791543 has 2 divisors, whose sum is σ = 725791544. Its totient is φ = 725791542.

The previous prime is 725791513. The next prime is 725791589. The reversal of 725791543 is 345197527.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 725791543 - 2²⁵ = 692237111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 725791543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (725791513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362895771 + 362895772.

It is an arithmetic number, because the mean of its divisors is an integer number (362895772).

Almost surely, 2^725791543 is an apocalyptic number.

725791543 is a deficient number, since it is larger than the sum of its proper divisors (1).

725791543 is an equidigital number, since it uses as much as digits as its factorization.

725791543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 264600, while the sum is 43.

The square root of 725791543 is about 26940.5186104499. The cubic root of 725791543 is about 898.6777055403.

The spelling of 725791543 in words is "seven hundred twenty-five million, seven hundred ninety-one thousand, five hundred forty-three".