742044313 has 2 divisors, whose sum is σ = 742044314. Its totient is φ = 742044312.

The previous prime is 742044311. The next prime is 742044349. The reversal of 742044313 is 313440247.

742044313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 704000089 + 38044224 = 26533^2 + 6168^2 .

It is an emirp because it is prime and its reverse (313440247) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 742044313 - 2¹ = 742044311 is a prime.

Together with 742044311, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (742044311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371022156 + 371022157.

It is an arithmetic number, because the mean of its divisors is an integer number (371022157).

Almost surely, 2^742044313 is an apocalyptic number.

It is an amenable number.

742044313 is a deficient number, since it is larger than the sum of its proper divisors (1).

742044313 is an equidigital number, since it uses as much as digits as its factorization.

742044313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 742044313 is about 27240.4903223125. The cubic root of 742044313 is about 905.3363270768.

It can be divided in two parts, 7 and 42044313, that multiplied together give a triangular number (294310191 = T₂₄₂₆₁).

The spelling of 742044313 in words is "seven hundred forty-two million, forty-four thousand, three hundred thirteen".