745606201 has 2 divisors, whose sum is σ = 745606202. Its totient is φ = 745606200.

The previous prime is 745606177. The next prime is 745606219. The reversal of 745606201 is 102606547.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 605160000 + 140446201 = 24600^2 + 11851^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-745606201 is a prime.

It is not a weakly prime, because it can be changed into another prime (745606231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372803100 + 372803101.

It is an arithmetic number, because the mean of its divisors is an integer number (372803101).

Almost surely, 2^745606201 is an apocalyptic number.

It is an amenable number.

745606201 is a deficient number, since it is larger than the sum of its proper divisors (1).

745606201 is an equidigital number, since it uses as much as digits as its factorization.

745606201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 745606201 is about 27305.7906129817. The cubic root of 745606201 is about 906.7825842247.

The spelling of 745606201 in words is "seven hundred forty-five million, six hundred six thousand, two hundred one".