121434044 has 6 divisors (see below), whose sum is σ = 212509584. Its totient is φ = 60717020.

The previous prime is 121434031. The next prime is 121434091. The reversal of 121434044 is 440434121.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15179252 + ... + 15179259.

It is an arithmetic number, because the mean of its divisors is an integer number (35418264).

Almost surely, 2^121434044 is an apocalyptic number.

It is an amenable number.

121434044 is a deficient number, since it is larger than the sum of its proper divisors (91075540).

121434044 is a wasteful number, since it uses less digits than its factorization.

121434044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30358515 (or 30358513 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 121434044 is about 11019.7116114715. The cubic root of 121434044 is about 495.1994489256.

Adding to 121434044 its reverse (440434121), we get a palindrome (561868165).

The spelling of 121434044 in words is "one hundred twenty-one million, four hundred thirty-four thousand, forty-four".