235697047 has 2 divisors, whose sum is σ = 235697048. Its totient is φ = 235697046.

The previous prime is 235697039. The next prime is 235697081. The reversal of 235697047 is 740796532.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 235697047 - 2³ = 235697039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 235696994 and 235697012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (235697087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117848523 + 117848524.

It is an arithmetic number, because the mean of its divisors is an integer number (117848524).

Almost surely, 2^235697047 is an apocalyptic number.

235697047 is a deficient number, since it is larger than the sum of its proper divisors (1).

235697047 is an equidigital number, since it uses as much as digits as its factorization.

235697047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 317520, while the sum is 43.

The square root of 235697047 is about 15352.4280490091. The cubic root of 235697047 is about 617.7101161731.

The spelling of 235697047 in words is "two hundred thirty-five million, six hundred ninety-seven thousand, forty-seven".