29117513 has 2 divisors, whose sum is σ = 29117514. Its totient is φ = 29117512.

The previous prime is 29117509. The next prime is 29117521. The reversal of 29117513 is 31571192.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25775929 + 3341584 = 5077^2 + 1828^2 .

It is a cyclic number.

It is not a de Polignac number, because 29117513 - 2² = 29117509 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (29117533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14558756 + 14558757.

It is an arithmetic number, because the mean of its divisors is an integer number (14558757).

Almost surely, 2^29117513 is an apocalyptic number.

It is an amenable number.

29117513 is a deficient number, since it is larger than the sum of its proper divisors (1).

29117513 is an equidigital number, since it uses as much as digits as its factorization.

29117513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1890, while the sum is 29.

The square root of 29117513 is about 5396.0645844912. The cubic root of 29117513 is about 307.6461085460.

The spelling of 29117513 in words is "twenty-nine million, one hundred seventeen thousand, five hundred thirteen".