745340821283 has 2 divisors, whose sum is σ = 745340821284. Its totient is φ = 745340821282.

The previous prime is 745340821237. The next prime is 745340821297. The reversal of 745340821283 is 382128043547.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 745340821283 - 2¹⁴ = 745340804899 is a prime.

It is not a weakly prime, because it can be changed into another prime (745340821213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372670410641 + 372670410642.

It is an arithmetic number, because the mean of its divisors is an integer number (372670410642).

Almost surely, 2^745340821283 is an apocalyptic number.

745340821283 is a deficient number, since it is larger than the sum of its proper divisors (1).

745340821283 is an equidigital number, since it uses as much as digits as its factorization.

745340821283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1290240, while the sum is 47.

The spelling of 745340821283 in words is "seven hundred forty-five billion, three hundred forty million, eight hundred twenty-one thousand, two hundred eighty-three".