121434002 has 4 divisors (see below), whose sum is σ = 182151006. Its totient is φ = 60717000.

The previous prime is 121433989. The next prime is 121434007. The reversal of 121434002 is 200434121.

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., 114041041 + 7392961 = 10679^2 + 2719^2 .

It is not an unprimeable number, because it can be changed into a prime (121434007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30358499 + ... + 30358502.

Almost surely, 2^121434002 is an apocalyptic number.

121434002 is a deficient number, since it is larger than the sum of its proper divisors (60717004).

121434002 is an equidigital number, since it uses as much as digits as its factorization.

121434002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60717003.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 121434002 is about 11019.7097057953. The cubic root of 121434002 is about 495.1993918345.

Adding to 121434002 its reverse (200434121), we get a palindrome (321868123).

The spelling of 121434002 in words is "one hundred twenty-one million, four hundred thirty-four thousand, two".