934140287 has 2 divisors, whose sum is σ = 934140288. Its totient is φ = 934140286.

The previous prime is 934140283. The next prime is 934140359. The reversal of 934140287 is 782041439.

It is a weak prime.

It is an emirp because it is prime and its reverse (782041439) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 934140287 - 2² = 934140283 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 934140287.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (934140283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 467070143 + 467070144.

It is an arithmetic number, because the mean of its divisors is an integer number (467070144).

Almost surely, 2^934140287 is an apocalyptic number.

934140287 is a deficient number, since it is larger than the sum of its proper divisors (1).

934140287 is an equidigital number, since it uses as much as digits as its factorization.

934140287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 934140287 is about 30563.7086591271. The cubic root of 934140287 is about 977.5463702948.

The spelling of 934140287 in words is "nine hundred thirty-four million, one hundred forty thousand, two hundred eighty-seven".