121265534 has 8 divisors (see below), whose sum is σ = 195890520. Its totient is φ = 55968696.

The previous prime is 121265509. The next prime is 121265563. The reversal of 121265534 is 435562121.

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 = 121265497 and 121265506.

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, 2332004 + ... + 2332055.

It is an arithmetic number, because the mean of its divisors is an integer number (24486315).

Almost surely, 2^121265534 is an apocalyptic number.

121265534 is a deficient number, since it is larger than the sum of its proper divisors (74624986).

121265534 is a wasteful number, since it uses less digits than its factorization.

121265534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4664074.

The product of its digits is 7200, while the sum is 29.

The square root of 121265534 is about 11012.0631127868. The cubic root of 121265534 is about 494.9702856019.

The spelling of 121265534 in words is "one hundred twenty-one million, two hundred sixty-five thousand, five hundred thirty-four".