116211251 has 8 divisors (see below), whose sum is σ = 125334720. Its totient is φ = 107114112.

The previous prime is 116211229. The next prime is 116211253. The reversal of 116211251 is 152112611.

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 116211251 - 2¹⁴ = 116194867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116211253) 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, 3131 + ... + 15563.

It is an arithmetic number, because the mean of its divisors is an integer number (15666840).

Almost surely, 2^116211251 is an apocalyptic number.

116211251 is a deficient number, since it is larger than the sum of its proper divisors (9123469).

116211251 is a wasteful number, since it uses less digits than its factorization.

116211251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13165.

The product of its digits is 120, while the sum is 20.

The square root of 116211251 is about 10780.1322348105. The cubic root of 116211251 is about 487.9957714294.

Adding to 116211251 its reverse (152112611), we get a palindrome (268323862).

The spelling of 116211251 in words is "one hundred sixteen million, two hundred eleven thousand, two hundred fifty-one".