121151426 has 16 divisors (see below), whose sum is σ = 201610080. Its totient is φ = 54134880.

The previous prime is 121151341. The next prime is 121151461. The reversal of 121151426 is 624151121.

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, 45371 + ... + 47966.

It is an arithmetic number, because the mean of its divisors is an integer number (12600630).

Almost surely, 2^121151426 is an apocalyptic number.

121151426 is a deficient number, since it is larger than the sum of its proper divisors (80458654).

121151426 is a wasteful number, since it uses less digits than its factorization.

121151426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93409.

The product of its digits is 480, while the sum is 23.

The square root of 121151426 is about 11006.8808479060. The cubic root of 121151426 is about 494.8149851022.

The spelling of 121151426 in words is "one hundred twenty-one million, one hundred fifty-one thousand, four hundred twenty-six".