29163481 has 2 divisors, whose sum is σ = 29163482. Its totient is φ = 29163480.

The previous prime is 29163469. The next prime is 29163539. The reversal of 29163481 is 18436192.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29160000 + 3481 = 5400^2 + 59^2 .

It is a cyclic number.

It is not a de Polignac number, because 29163481 - 2⁷ = 29163353 is a prime.

It is a super-2 number, since 2×29163481² = 1701017248074722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (29163401) 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, 14581740 + 14581741.

It is an arithmetic number, because the mean of its divisors is an integer number (14581741).

Almost surely, 2^29163481 is an apocalyptic number.

It is an amenable number.

29163481 is a deficient number, since it is larger than the sum of its proper divisors (1).

29163481 is an equidigital number, since it uses as much as digits as its factorization.

29163481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 34.

The square root of 29163481 is about 5400.3223051962. The cubic root of 29163481 is about 307.8079177052.

It can be divided in two parts, 2916 and 3481, that multiplied together give a square (10150596 = 3186²).

The spelling of 29163481 in words is "twenty-nine million, one hundred sixty-three thousand, four hundred eighty-one".