29383274309 has 2 divisors, whose sum is σ = 29383274310. Its totient is φ = 29383274308.

The previous prime is 29383274279. The next prime is 29383274377. The reversal of 29383274309 is 90347238392.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26008012900 + 3375261409 = 161270^2 + 58097^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29383274309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29383274909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14691637154 + 14691637155.

It is an arithmetic number, because the mean of its divisors is an integer number (14691637155).

Almost surely, 2^29383274309 is an apocalyptic number.

It is an amenable number.

29383274309 is a deficient number, since it is larger than the sum of its proper divisors (1).

29383274309 is an equidigital number, since it uses as much as digits as its factorization.

29383274309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1959552, while the sum is 50.

The spelling of 29383274309 in words is "twenty-nine billion, three hundred eighty-three million, two hundred seventy-four thousand, three hundred nine".