29908133 has 2 divisors, whose sum is σ = 29908134. Its totient is φ = 29908132.

The previous prime is 29908129. The next prime is 29908139. The reversal of 29908133 is 33180992.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28912129 + 996004 = 5377^2 + 998^2 .

It is a cyclic number.

It is not a de Polignac number, because 29908133 - 2² = 29908129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 29908093 and 29908102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29908139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14954066 + 14954067.

It is an arithmetic number, because the mean of its divisors is an integer number (14954067).

Almost surely, 2^29908133 is an apocalyptic number.

It is an amenable number.

29908133 is a deficient number, since it is larger than the sum of its proper divisors (1).

29908133 is an equidigital number, since it uses as much as digits as its factorization.

29908133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 29908133 is about 5468.8328736578. The cubic root of 29908133 is about 310.4057572632.

The spelling of 29908133 in words is "twenty-nine million, nine hundred eight thousand, one hundred thirty-three".