724074101 has 2 divisors, whose sum is σ = 724074102. Its totient is φ = 724074100.

The previous prime is 724074089. The next prime is 724074103. The reversal of 724074101 is 101470427.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 723072100 + 1002001 = 26890^2 + 1001^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-724074101 is a prime.

Together with 724074103, 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 (724074103) 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, 362037050 + 362037051.

It is an arithmetic number, because the mean of its divisors is an integer number (362037051).

Almost surely, 2^724074101 is an apocalyptic number.

It is an amenable number.

724074101 is a deficient number, since it is larger than the sum of its proper divisors (1).

724074101 is an equidigital number, since it uses as much as digits as its factorization.

724074101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 724074101 is about 26908.6250299044. The cubic root of 724074101 is about 897.9682980626.

The spelling of 724074101 in words is "seven hundred twenty-four million, seventy-four thousand, one hundred one".