29920159 has 2 divisors, whose sum is σ = 29920160. Its totient is φ = 29920158.

The previous prime is 29920157. The next prime is 29920169. The reversal of 29920159 is 95102992.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29920159 - 2¹ = 29920157 is a prime.

Together with 29920157, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29920151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14960079 + 14960080.

It is an arithmetic number, because the mean of its divisors is an integer number (14960080).

Almost surely, 2^29920159 is an apocalyptic number.

29920159 is a deficient number, since it is larger than the sum of its proper divisors (1).

29920159 is an equidigital number, since it uses as much as digits as its factorization.

29920159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14580, while the sum is 37.

The square root of 29920159 is about 5469.9322664911. The cubic root of 29920159 is about 310.4473561978.

The spelling of 29920159 in words is "twenty-nine million, nine hundred twenty thousand, one hundred fifty-nine".