29291162317 has 2 divisors, whose sum is σ = 29291162318. Its totient is φ = 29291162316.

The previous prime is 29291162311. The next prime is 29291162339. The reversal of 29291162317 is 71326119292.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29288557321 + 2604996 = 171139^2 + 1614^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29291162317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29291162311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14645581158 + 14645581159.

It is an arithmetic number, because the mean of its divisors is an integer number (14645581159).

Almost surely, 2^29291162317 is an apocalyptic number.

It is an amenable number.

29291162317 is a deficient number, since it is larger than the sum of its proper divisors (1).

29291162317 is an equidigital number, since it uses as much as digits as its factorization.

29291162317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 43.

The spelling of 29291162317 in words is "twenty-nine billion, two hundred ninety-one million, one hundred sixty-two thousand, three hundred seventeen".