116501001 has 4 divisors (see below), whose sum is σ = 155334672. Its totient is φ = 77667332.

The previous prime is 116500999. The next prime is 116501029. The reversal of 116501001 is 100105611.

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 116501001 - 2¹ = 116500999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116501071) 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, 19416831 + ... + 19416836.

It is an arithmetic number, because the mean of its divisors is an integer number (38833668).

Almost surely, 2^116501001 is an apocalyptic number.

It is an amenable number.

116501001 is a deficient number, since it is larger than the sum of its proper divisors (38833671).

116501001 is an equidigital number, since it uses as much as digits as its factorization.

116501001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38833670.

The product of its (nonzero) digits is 30, while the sum is 15.

The square root of 116501001 is about 10793.5629427914. The cubic root of 116501001 is about 488.4010087909.

Adding to 116501001 its reverse (100105611), we get a palindrome (216606612).

The spelling of 116501001 in words is "one hundred sixteen million, five hundred one thousand, one".