116531141 has 8 divisors (see below), whose sum is σ = 125077464. Its totient is φ = 108172800.

The previous prime is 116531117. The next prime is 116531147. The reversal of 116531141 is 141135611.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 41344900 + 75186241 = 6430^2 + 8671^2 .

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 116531141 - 2²² = 112336837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116531147) 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, 45710 + ... + 48191.

It is an arithmetic number, because the mean of its divisors is an integer number (15634683).

Almost surely, 2^116531141 is an apocalyptic number.

It is an amenable number.

116531141 is a deficient number, since it is larger than the sum of its proper divisors (8546323).

116531141 is an equidigital number, since it uses as much as digits as its factorization.

116531141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93991.

The product of its digits is 360, while the sum is 23.

The square root of 116531141 is about 10794.9590550405. The cubic root of 116531141 is about 488.4431232707.

Adding to 116531141 its reverse (141135611), we get a palindrome (257666752).

The spelling of 116531141 in words is "one hundred sixteen million, five hundred thirty-one thousand, one hundred forty-one".