121363154 has 8 divisors (see below), whose sum is σ = 198594288. Its totient is φ = 55165060.

The previous prime is 121363147. The next prime is 121363169. The reversal of 121363154 is 451363121.

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

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, 2758232 + ... + 2758275.

It is an arithmetic number, because the mean of its divisors is an integer number (24824286).

Almost surely, 2^121363154 is an apocalyptic number.

121363154 is a deficient number, since it is larger than the sum of its proper divisors (77231134).

121363154 is a wasteful number, since it uses less digits than its factorization.

121363154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5516520.

The product of its digits is 2160, while the sum is 26.

The square root of 121363154 is about 11016.4946330491. The cubic root of 121363154 is about 495.1030686985.

The spelling of 121363154 in words is "one hundred twenty-one million, three hundred sixty-three thousand, one hundred fifty-four".