961702897 has 2 divisors, whose sum is σ = 961702898. Its totient is φ = 961702896.

The previous prime is 961702877. The next prime is 961702909. The reversal of 961702897 is 798207169.

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., 779749776 + 181953121 = 27924^2 + 13489^2 .

It is a cyclic number.

It is not a de Polignac number, because 961702897 - 2¹¹ = 961700849 is a prime.

It is equal to p_48997741 and since 961702897 and 48997741 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 961702897.

It is not a weakly prime, because it can be changed into another prime (961702817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480851448 + 480851449.

It is an arithmetic number, because the mean of its divisors is an integer number (480851449).

Almost surely, 2^961702897 is an apocalyptic number.

It is an amenable number.

961702897 is a deficient number, since it is larger than the sum of its proper divisors (1).

961702897 is an equidigital number, since it uses as much as digits as its factorization.

961702897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 49.

The square root of 961702897 is about 31011.3349761019. The cubic root of 961702897 is about 987.0677775613.

The spelling of 961702897 in words is "nine hundred sixty-one million, seven hundred two thousand, eight hundred ninety-seven".