207741073 has 2 divisors, whose sum is σ = 207741074. Its totient is φ = 207741072.

The previous prime is 207741047. The next prime is 207741077. The reversal of 207741073 is 370147702.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 159062544 + 48678529 = 12612^2 + 6977^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-207741073 is a prime.

It is a super-2 number, since 2×207741073² = 86312706822382658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (207741077) 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, 103870536 + 103870537.

It is an arithmetic number, because the mean of its divisors is an integer number (103870537).

Almost surely, 2^207741073 is an apocalyptic number.

It is an amenable number.

207741073 is a deficient number, since it is larger than the sum of its proper divisors (1).

207741073 is an equidigital number, since it uses as much as digits as its factorization.

207741073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8232, while the sum is 31.

The square root of 207741073 is about 14413.2256278739. The cubic root of 207741073 is about 592.2532557541.

Adding to 207741073 its reverse (370147702), we get a palindrome (577888775).

The spelling of 207741073 in words is "two hundred seven million, seven hundred forty-one thousand, seventy-three".