121876142 has 8 divisors (see below), whose sum is σ = 182918736. Its totient is φ = 60903232.

The previous prime is 121876129. The next prime is 121876151. The reversal of 121876142 is 241678121.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 121876099 and 121876108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12803 + ... + 20190.

It is an arithmetic number, because the mean of its divisors is an integer number (22864842).

Almost surely, 2^121876142 is an apocalyptic number.

121876142 is a deficient number, since it is larger than the sum of its proper divisors (61042594).

121876142 is a wasteful number, since it uses less digits than its factorization.

121876142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34842.

The product of its digits is 5376, while the sum is 32.

The square root of 121876142 is about 11039.7528052036. The cubic root of 121876142 is about 495.7996692505.

The spelling of 121876142 in words is "one hundred twenty-one million, eight hundred seventy-six thousand, one hundred forty-two".