235085971 has 2 divisors, whose sum is σ = 235085972. Its totient is φ = 235085970.

The previous prime is 235085959. The next prime is 235086001. The reversal of 235085971 is 179580532.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 235085971 - 2¹¹ = 235083923 is a prime.

It is a super-2 number, since 2×235085971² = 110530827522025682, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (235085951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117542985 + 117542986.

It is an arithmetic number, because the mean of its divisors is an integer number (117542986).

Almost surely, 2^235085971 is an apocalyptic number.

235085971 is a deficient number, since it is larger than the sum of its proper divisors (1).

235085971 is an equidigital number, since it uses as much as digits as its factorization.

235085971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75600, while the sum is 40.

The square root of 235085971 is about 15332.5135251856. The cubic root of 235085971 is about 617.1758222361.

The spelling of 235085971 in words is "two hundred thirty-five million, eighty-five thousand, nine hundred seventy-one".