29947113 has 12 divisors (see below), whose sum is σ = 49436608. Its totient is φ = 17112600.

The previous prime is 29947109. The next prime is 29947117. The reversal of 29947113 is 31174992.

It is an interprime number because it is at equal distance from previous prime (29947109) and next prime (29947117).

It is not a de Polignac number, because 29947113 - 2² = 29947109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29947117) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 237613 + ... + 237738.

Almost surely, 2^29947113 is an apocalyptic number.

It is an amenable number.

29947113 is a deficient number, since it is larger than the sum of its proper divisors (19489495).

29947113 is a wasteful number, since it uses less digits than its factorization.

29947113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475364 (or 475361 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 29947113 is about 5472.3955449145. The cubic root of 29947113 is about 310.5405518539.

The spelling of 29947113 in words is "twenty-nine million, nine hundred forty-seven thousand, one hundred thirteen".