75963697 has 2 divisors, whose sum is σ = 75963698. Its totient is φ = 75963696.

The previous prime is 75963677. The next prime is 75963737. The reversal of 75963697 is 79636957.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74028816 + 1934881 = 8604^2 + 1391^2 .

It is a cyclic number.

It is not a de Polignac number, because 75963697 - 2¹⁹ = 75439409 is a prime.

It is not a weakly prime, because it can be changed into another prime (75963637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37981848 + 37981849.

It is an arithmetic number, because the mean of its divisors is an integer number (37981849).

Almost surely, 2^75963697 is an apocalyptic number.

It is an amenable number.

75963697 is a deficient number, since it is larger than the sum of its proper divisors (1).

75963697 is an equidigital number, since it uses as much as digits as its factorization.

75963697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2143260, while the sum is 52.

The square root of 75963697 is about 8715.7155185332. The cubic root of 75963697 is about 423.5149033402.

The spelling of 75963697 in words is "seventy-five million, nine hundred sixty-three thousand, six hundred ninety-seven".