726724151 has 2 divisors, whose sum is σ = 726724152. Its totient is φ = 726724150.

The previous prime is 726724147. The next prime is 726724153. The reversal of 726724151 is 151427627.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 726724151 - 2² = 726724147 is a prime.

Together with 726724153, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (726724153) 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, 363362075 + 363362076.

It is an arithmetic number, because the mean of its divisors is an integer number (363362076).

Almost surely, 2^726724151 is an apocalyptic number.

726724151 is a deficient number, since it is larger than the sum of its proper divisors (1).

726724151 is an equidigital number, since it uses as much as digits as its factorization.

726724151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23520, while the sum is 35.

The square root of 726724151 is about 26957.8217035427. The cubic root of 726724151 is about 899.0624603195.

The spelling of 726724151 in words is "seven hundred twenty-six million, seven hundred twenty-four thousand, one hundred fifty-one".