121444134 has 16 divisors (see below), whose sum is σ = 277586688. Its totient is φ = 34698312.

The previous prime is 121444129. The next prime is 121444171. The reversal of 121444134 is 431444121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1445722 + ... + 1445805.

It is an arithmetic number, because the mean of its divisors is an integer number (17349168).

Almost surely, 2^121444134 is an apocalyptic number.

121444134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

121444134 is an abundant number, since it is smaller than the sum of its proper divisors (156142554).

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

121444134 is a wasteful number, since it uses less digits than its factorization.

121444134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2891539.

The product of its digits is 1536, while the sum is 24.

The square root of 121444134 is about 11020.1694179355. The cubic root of 121444134 is about 495.2131639813.

Adding to 121444134 its reverse (431444121), we get a palindrome (552888255).

The spelling of 121444134 in words is "one hundred twenty-one million, four hundred forty-four thousand, one hundred thirty-four".