745341089 has 2 divisors, whose sum is σ = 745341090. Its totient is φ = 745341088.

The previous prime is 745341053. The next prime is 745341109. The reversal of 745341089 is 980143547.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 440664064 + 304677025 = 20992^2 + 17455^2 .

It is a cyclic number.

It is not a de Polignac number, because 745341089 - 2¹² = 745336993 is a prime.

It is not a weakly prime, because it can be changed into another prime (745341049) 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, 372670544 + 372670545.

It is an arithmetic number, because the mean of its divisors is an integer number (372670545).

Almost surely, 2^745341089 is an apocalyptic number.

It is an amenable number.

745341089 is a deficient number, since it is larger than the sum of its proper divisors (1).

745341089 is an equidigital number, since it uses as much as digits as its factorization.

745341089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 745341089 is about 27300.9356799360. The cubic root of 745341089 is about 906.6750978857.

The spelling of 745341089 in words is "seven hundred forty-five million, three hundred forty-one thousand, eighty-nine".