726011047 has 2 divisors, whose sum is σ = 726011048. Its totient is φ = 726011046.

The previous prime is 726011023. The next prime is 726011057. The reversal of 726011047 is 740110627.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-726011047 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 (726011057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363005523 + 363005524.

It is an arithmetic number, because the mean of its divisors is an integer number (363005524).

Almost surely, 2^726011047 is an apocalyptic number.

726011047 is a deficient number, since it is larger than the sum of its proper divisors (1).

726011047 is an equidigital number, since it uses as much as digits as its factorization.

726011047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 726011047 is about 26944.5921661472. The cubic root of 726011047 is about 898.7682932900.

The spelling of 726011047 in words is "seven hundred twenty-six million, eleven thousand, forty-seven".