29284787317 has 2 divisors, whose sum is σ = 29284787318. Its totient is φ = 29284787316.

The previous prime is 29284787291. The next prime is 29284787347. The reversal of 29284787317 is 71378748292.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27405478116 + 1879309201 = 165546^2 + 43351^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29284787317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29284787347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14642393658 + 14642393659.

It is an arithmetic number, because the mean of its divisors is an integer number (14642393659).

Almost surely, 2^29284787317 is an apocalyptic number.

It is an amenable number.

29284787317 is a deficient number, since it is larger than the sum of its proper divisors (1).

29284787317 is an equidigital number, since it uses as much as digits as its factorization.

29284787317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9483264, while the sum is 58.

The spelling of 29284787317 in words is "twenty-nine billion, two hundred eighty-four million, seven hundred eighty-seven thousand, three hundred seventeen".