434231400287 has 2 divisors, whose sum is σ = 434231400288. Its totient is φ = 434231400286.

The previous prime is 434231400263. The next prime is 434231400301. The reversal of 434231400287 is 782004132434.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 434231400287 - 2⁶ = 434231400223 is a prime.

It is a super-3 number, since 3×434231400287³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 434231400287.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434231400217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217115700143 + 217115700144.

It is an arithmetic number, because the mean of its divisors is an integer number (217115700144).

Almost surely, 2^434231400287 is an apocalyptic number.

434231400287 is a deficient number, since it is larger than the sum of its proper divisors (1).

434231400287 is an equidigital number, since it uses as much as digits as its factorization.

434231400287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129024, while the sum is 38.

The spelling of 434231400287 in words is "four hundred thirty-four billion, two hundred thirty-one million, four hundred thousand, two hundred eighty-seven".