121253435 has 8 divisors (see below), whose sum is σ = 154063296. Its totient is φ = 91296640.

The previous prime is 121253417. The next prime is 121253443. The reversal of 121253435 is 534352121.

It is a happy number.

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

It is not a de Polignac number, because 121253435 - 2²⁰ = 120204859 is a prime.

It is a Duffinian number.

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, 713171 + ... + 713340.

It is an arithmetic number, because the mean of its divisors is an integer number (19257912).

Almost surely, 2^121253435 is an apocalyptic number.

121253435 is a deficient number, since it is larger than the sum of its proper divisors (32809861).

121253435 is a wasteful number, since it uses less digits than its factorization.

121253435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1426533.

The product of its digits is 3600, while the sum is 26.

The square root of 121253435 is about 11011.5137469832. The cubic root of 121253435 is about 494.9538235332.

The spelling of 121253435 in words is "one hundred twenty-one million, two hundred fifty-three thousand, four hundred thirty-five".