121662134 has 32 divisors (see below), whose sum is σ = 214928640. Its totient is φ = 51066400.

The previous prime is 121662127. The next prime is 121662137. The reversal of 121662134 is 431266121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121662137) 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 15 ways as a sum of consecutive naturals, for example, 10529 + ... + 18819.

It is an arithmetic number, because the mean of its divisors is an integer number (6716520).

Almost surely, 2^121662134 is an apocalyptic number.

121662134 is a deficient number, since it is larger than the sum of its proper divisors (93266506).

121662134 is a wasteful number, since it uses less digits than its factorization.

121662134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8356.

The product of its digits is 1728, while the sum is 26.

The square root of 121662134 is about 11030.0559382081. The cubic root of 121662134 is about 495.5092999748.

The spelling of 121662134 in words is "one hundred twenty-one million, six hundred sixty-two thousand, one hundred thirty-four".