29133157609 has 2 divisors, whose sum is σ = 29133157610. Its totient is φ = 29133157608.

The previous prime is 29133157597. The next prime is 29133157619. The reversal of 29133157609 is 90675133192.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23356397584 + 5776760025 = 152828^2 + 76005^2 .

It is a cyclic number.

It is not a de Polignac number, because 29133157609 - 2¹⁵ = 29133124841 is a prime.

It is not a weakly prime, because it can be changed into another prime (29133157619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14566578804 + 14566578805.

It is an arithmetic number, because the mean of its divisors is an integer number (14566578805).

Almost surely, 2^29133157609 is an apocalyptic number.

It is an amenable number.

29133157609 is a deficient number, since it is larger than the sum of its proper divisors (1).

29133157609 is an equidigital number, since it uses as much as digits as its factorization.

29133157609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 306180, while the sum is 46.

The spelling of 29133157609 in words is "twenty-nine billion, one hundred thirty-three million, one hundred fifty-seven thousand, six hundred nine".