116129449 has 4 divisors (see below), whose sum is σ = 116464464. Its totient is φ = 115794436.

The previous prime is 116129423. The next prime is 116129459. The reversal of 116129449 is 944921611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 116129449 - 2⁹ = 116128937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116129459) 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 in 3 ways as a sum of consecutive naturals, for example, 166987 + ... + 167680.

It is an arithmetic number, because the mean of its divisors is an integer number (29116116).

Almost surely, 2^116129449 is an apocalyptic number.

It is an amenable number.

116129449 is a deficient number, since it is larger than the sum of its proper divisors (335015).

116129449 is an equidigital number, since it uses as much as digits as its factorization.

116129449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335014.

The product of its digits is 15552, while the sum is 37.

The square root of 116129449 is about 10776.3374575966. The cubic root of 116129449 is about 487.8812432179.

The spelling of 116129449 in words is "one hundred sixteen million, one hundred twenty-nine thousand, four hundred forty-nine".