235009471 has 2 divisors, whose sum is σ = 235009472. Its totient is φ = 235009470.

The previous prime is 235009441. The next prime is 235009483. The reversal of 235009471 is 174900532.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 235009471 - 2¹³ = 235001279 is a prime.

It is a super-3 number, since 3×235009471³ (a number of 26 digits) contains 333 as substring.

It is equal to p_12902494 and since 235009471 and 12902494 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (235009441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117504735 + 117504736.

It is an arithmetic number, because the mean of its divisors is an integer number (117504736).

Almost surely, 2^235009471 is an apocalyptic number.

235009471 is a deficient number, since it is larger than the sum of its proper divisors (1).

235009471 is an equidigital number, since it uses as much as digits as its factorization.

235009471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 235009471 is about 15330.0186236025. The cubic root of 235009471 is about 617.1088693217.

The spelling of 235009471 in words is "two hundred thirty-five million, nine thousand, four hundred seventy-one".