743234744281 has 2 divisors, whose sum is σ = 743234744282. Its totient is φ = 743234744280.

The previous prime is 743234744269. The next prime is 743234744293. The reversal of 743234744281 is 182447432347.

It is a balanced prime because it is at equal distance from previous prime (743234744269) and next prime (743234744293).

It can be written as a sum of positive squares in only one way, i.e., 632335088025 + 110899656256 = 795195^2 + 333016^2 .

It is a cyclic number.

It is not a de Polignac number, because 743234744281 - 2²³ = 743226355673 is a prime.

It is a super-2 number, since 2×743234744281² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (743234744201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371617372140 + 371617372141.

It is an arithmetic number, because the mean of its divisors is an integer number (371617372141).

Almost surely, 2^743234744281 is an apocalyptic number.

It is an amenable number.

743234744281 is a deficient number, since it is larger than the sum of its proper divisors (1).

743234744281 is an equidigital number, since it uses as much as digits as its factorization.

743234744281 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3612672, while the sum is 49.

The spelling of 743234744281 in words is "seven hundred forty-three billion, two hundred thirty-four million, seven hundred forty-four thousand, two hundred eighty-one".