116429561 has 8 divisors (see below), whose sum is σ = 117754560. Its totient is φ = 115112368.

The previous prime is 116429557. The next prime is 116429569. The reversal of 116429561 is 165924611.

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

It is a cyclic number.

It is not a de Polignac number, because 116429561 - 2² = 116429557 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116429569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31130 + ... + 34668.

It is an arithmetic number, because the mean of its divisors is an integer number (14719320).

Almost surely, 2^116429561 is an apocalyptic number.

It is an amenable number.

116429561 is a deficient number, since it is larger than the sum of its proper divisors (1324999).

116429561 is a wasteful number, since it uses less digits than its factorization.

116429561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3903.

The product of its digits is 12960, while the sum is 35.

The square root of 116429561 is about 10790.2530554200. The cubic root of 116429561 is about 488.3011569952.

The spelling of 116429561 in words is "one hundred sixteen million, four hundred twenty-nine thousand, five hundred sixty-one".