116121146 has 4 divisors (see below), whose sum is σ = 174181722. Its totient is φ = 58060572.

The previous prime is 116121119. The next prime is 116121149. The reversal of 116121146 is 641121611.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 102718225 + 13402921 = 10135^2 + 3661^2 .

It is not an unprimeable number, because it can be changed into a prime (116121149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29030285 + ... + 29030288.

Almost surely, 2^116121146 is an apocalyptic number.

116121146 is a deficient number, since it is larger than the sum of its proper divisors (58060576).

116121146 is an equidigital number, since it uses as much as digits as its factorization.

116121146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58060575.

The product of its digits is 288, while the sum is 23.

The square root of 116121146 is about 10775.9522085058. The cubic root of 116121146 is about 487.8696154624.

Adding to 116121146 its reverse (641121611), we get a palindrome (757242757).

The spelling of 116121146 in words is "one hundred sixteen million, one hundred twenty-one thousand, one hundred forty-six".