743113253 has 2 divisors, whose sum is σ = 743113254. Its totient is φ = 743113252.

The previous prime is 743113249. The next prime is 743113289. The reversal of 743113253 is 352311347.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 482549089 + 260564164 = 21967^2 + 16142^2 .

It is an emirp because it is prime and its reverse (352311347) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 743113253 - 2² = 743113249 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (743113453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371556626 + 371556627.

It is an arithmetic number, because the mean of its divisors is an integer number (371556627).

Almost surely, 2^743113253 is an apocalyptic number.

It is an amenable number.

743113253 is a deficient number, since it is larger than the sum of its proper divisors (1).

743113253 is an equidigital number, since it uses as much as digits as its factorization.

743113253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 29.

The square root of 743113253 is about 27260.1036865233. The cubic root of 743113253 is about 905.7708410610.

The spelling of 743113253 in words is "seven hundred forty-three million, one hundred thirteen thousand, two hundred fifty-three".