29159999 has 8 divisors (see below), whose sum is σ = 31881600. Its totient is φ = 26450200.

The previous prime is 29159987. The next prime is 29160029. The reversal of 29159999 is 99995192.

It is a Cunningham number, because it is equal to 5400²-1.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29159999 is a prime.

It is a Duffinian number.

29159999 is a modest number, since divided by 9999 gives 2915 as remainder.

It is a zygodrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 29159999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29159909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2702 + ... + 8100.

It is an arithmetic number, because the mean of its divisors is an integer number (3985200).

Almost surely, 2^29159999 is an apocalyptic number.

29159999 is a deficient number, since it is larger than the sum of its proper divisors (2721601).

29159999 is a wasteful number, since it uses less digits than its factorization.

29159999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5901.

The product of its digits is 590490, while the sum is 53.

The square root of 29159999 is about 5399.9999074074. Note that the first 4 decimals coincide. The cubic root of 29159999 is about 307.7956668833.

The spelling of 29159999 in words is "twenty-nine million, one hundred fifty-nine thousand, nine hundred ninety-nine".