116138801 has 4 divisors (see below), whose sum is σ = 117166692. Its totient is φ = 115110912.

The previous prime is 116138797. The next prime is 116138807. The reversal of 116138801 is 108831611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 108831611 = 7 ⋅15547373.

It can be written as a sum of positive squares in 2 ways, for example, as 4096576 + 112042225 = 2024^2 + 10585^2 .

It is a cyclic number.

It is not a de Polignac number, because 116138801 - 2² = 116138797 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116138807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 513776 + ... + 514001.

It is an arithmetic number, because the mean of its divisors is an integer number (29291673).

Almost surely, 2^116138801 is an apocalyptic number.

It is an amenable number.

116138801 is a deficient number, since it is larger than the sum of its proper divisors (1027891).

116138801 is a wasteful number, since it uses less digits than its factorization.

116138801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027890.

The product of its (nonzero) digits is 1152, while the sum is 29.

The square root of 116138801 is about 10776.7713625186. The cubic root of 116138801 is about 487.8943393589.

The spelling of 116138801 in words is "one hundred sixteen million, one hundred thirty-eight thousand, eight hundred one".