29522131 has 2 divisors, whose sum is σ = 29522132. Its totient is φ = 29522130.

The previous prime is 29522117. The next prime is 29522147. The reversal of 29522131 is 13122592.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29522131 - 2⁵ = 29522099 is a prime.

It is a super-2 number, since 2×29522131² = 1743112437562322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 29522096 and 29522105.

It is not a weakly prime, because it can be changed into another prime (29522191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14761065 + 14761066.

It is an arithmetic number, because the mean of its divisors is an integer number (14761066).

Almost surely, 2^29522131 is an apocalyptic number.

29522131 is a deficient number, since it is larger than the sum of its proper divisors (1).

29522131 is an equidigital number, since it uses as much as digits as its factorization.

29522131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1080, while the sum is 25.

The square root of 29522131 is about 5433.4271873285. The cubic root of 29522131 is about 309.0645787600.

The spelling of 29522131 in words is "twenty-nine million, five hundred twenty-two thousand, one hundred thirty-one".