235064131 has 2 divisors, whose sum is σ = 235064132. Its totient is φ = 235064130.

The previous prime is 235064129. The next prime is 235064183. The reversal of 235064131 is 131460532.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 235064131 - 2¹ = 235064129 is a prime.

It is a super-2 number, since 2×235064131² = 110510291365570322, which contains 22 as substring.

Together with 235064129, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 235064096 and 235064105.

It is not a weakly prime, because it can be changed into another prime (235064191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117532065 + 117532066.

It is an arithmetic number, because the mean of its divisors is an integer number (117532066).

Almost surely, 2^235064131 is an apocalyptic number.

235064131 is a deficient number, since it is larger than the sum of its proper divisors (1).

235064131 is an equidigital number, since it uses as much as digits as its factorization.

235064131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 235064131 is about 15331.8012966513. The cubic root of 235064131 is about 617.1567093171.

The spelling of 235064131 in words is "two hundred thirty-five million, sixty-four thousand, one hundred thirty-one".