264069431 has 2 divisors, whose sum is σ = 264069432. Its totient is φ = 264069430.

The previous prime is 264069383. The next prime is 264069437. The reversal of 264069431 is 134960462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 264069431 - 2⁶ = 264069367 is a prime.

It is a super-2 number, since 2×264069431² = 139465328777327522, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 264069391 and 264069400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264069437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132034715 + 132034716.

It is an arithmetic number, because the mean of its divisors is an integer number (132034716).

Almost surely, 2^264069431 is an apocalyptic number.

264069431 is a deficient number, since it is larger than the sum of its proper divisors (1).

264069431 is an equidigital number, since it uses as much as digits as its factorization.

264069431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 264069431 is about 16250.2132601391. The cubic root of 264069431 is about 641.5630990284.

The spelling of 264069431 in words is "two hundred sixty-four million, sixty-nine thousand, four hundred thirty-one".