97406793937 has 2 divisors, whose sum is σ = 97406793938. Its totient is φ = 97406793936.

The previous prime is 97406793929. The next prime is 97406794027. The reversal of 97406793937 is 73939760479.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64723939281 + 32682854656 = 254409^2 + 180784^2 .

It is a cyclic number.

It is not a de Polignac number, because 97406793937 - 2³ = 97406793929 is a prime.

It is not a weakly prime, because it can be changed into another prime (97406793917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48703396968 + 48703396969.

It is an arithmetic number, because the mean of its divisors is an integer number (48703396969).

Almost surely, 2^97406793937 is an apocalyptic number.

It is an amenable number.

97406793937 is a deficient number, since it is larger than the sum of its proper divisors (1).

97406793937 is an equidigital number, since it uses as much as digits as its factorization.

97406793937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54010152, while the sum is 64.

The spelling of 97406793937 in words is "ninety-seven billion, four hundred six million, seven hundred ninety-three thousand, nine hundred thirty-seven".