29159489 has 2 divisors, whose sum is σ = 29159490. Its totient is φ = 29159488.

The previous prime is 29159483. The next prime is 29159521. The reversal of 29159489 is 98495192.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16321600 + 12837889 = 4040^2 + 3583^2 .

It is a cyclic number.

It is not a de Polignac number, because 29159489 - 2¹² = 29155393 is a prime.

It is a super-2 number, since 2×29159489² = 1700551597482242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (29159483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14579744 + 14579745.

It is an arithmetic number, because the mean of its divisors is an integer number (14579745).

Almost surely, 2^29159489 is an apocalyptic number.

It is an amenable number.

29159489 is a deficient number, since it is larger than the sum of its proper divisors (1).

29159489 is an equidigital number, since it uses as much as digits as its factorization.

29159489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 47.

The square root of 29159489 is about 5399.9526849779. The cubic root of 29159489 is about 307.7938724536.

The spelling of 29159489 in words is "twenty-nine million, one hundred fifty-nine thousand, four hundred eighty-nine".