973290761 has 2 divisors, whose sum is σ = 973290762. Its totient is φ = 973290760.

The previous prime is 973290719. The next prime is 973290763. The reversal of 973290761 is 167092379.

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., 709423225 + 263867536 = 26635^2 + 16244^2 .

It is a cyclic number.

It is not a de Polignac number, because 973290761 - 2⁶ = 973290697 is a prime.

Together with 973290763, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (973290763) 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, 486645380 + 486645381.

It is an arithmetic number, because the mean of its divisors is an integer number (486645381).

Almost surely, 2^973290761 is an apocalyptic number.

It is an amenable number.

973290761 is a deficient number, since it is larger than the sum of its proper divisors (1).

973290761 is an equidigital number, since it uses as much as digits as its factorization.

973290761 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 142884, while the sum is 44.

The square root of 973290761 is about 31197.6082576854. The cubic root of 973290761 is about 991.0164579754.

The spelling of 973290761 in words is "nine hundred seventy-three million, two hundred ninety thousand, seven hundred sixty-one".