121134186 has 12 divisors (see below), whose sum is σ = 262457442. Its totient is φ = 40378056.

The previous prime is 121134179. The next prime is 121134187. The reversal of 121134186 is 681431121.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 61921161 + 59213025 = 7869^2 + 7695^2 .

It is not an unprimeable number, because it can be changed into a prime (121134187) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3364821 + ... + 3364856.

Almost surely, 2^121134186 is an apocalyptic number.

121134186 is an abundant number, since it is smaller than the sum of its proper divisors (141323256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121134186 is a wasteful number, since it uses less digits than its factorization.

121134186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6729685 (or 6729682 counting only the distinct ones).

The product of its digits is 1152, while the sum is 27.

The square root of 121134186 is about 11006.0976735626. The cubic root of 121134186 is about 494.7915130577.

The spelling of 121134186 in words is "one hundred twenty-one million, one hundred thirty-four thousand, one hundred eighty-six".