121436342 has 8 divisors (see below), whose sum is σ = 186597432. Its totient is φ = 59237200.

The previous prime is 121436323. The next prime is 121436363. The reversal of 121436342 is 243634121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 740384 + ... + 740547.

It is an arithmetic number, because the mean of its divisors is an integer number (23324679).

Almost surely, 2^121436342 is an apocalyptic number.

121436342 is a deficient number, since it is larger than the sum of its proper divisors (65161090).

121436342 is a wasteful number, since it uses less digits than its factorization.

121436342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1480974.

The product of its digits is 3456, while the sum is 26.

The square root of 121436342 is about 11019.8158786796. The cubic root of 121436342 is about 495.2025725997.

The spelling of 121436342 in words is "one hundred twenty-one million, four hundred thirty-six thousand, three hundred forty-two".