121425235 has 8 divisors (see below), whose sum is σ = 145804176. Its totient is φ = 97077600.

The previous prime is 121425217. The next prime is 121425277. The reversal of 121425235 is 532524121.

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

It is not a de Polignac number, because 121425235 - 2⁷ = 121425107 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, 1785 + ... + 15685.

It is an arithmetic number, because the mean of its divisors is an integer number (18225522).

Almost surely, 2^121425235 is an apocalyptic number.

121425235 is a deficient number, since it is larger than the sum of its proper divisors (24378941).

121425235 is a wasteful number, since it uses less digits than its factorization.

121425235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15653.

The product of its digits is 2400, while the sum is 25.

The square root of 121425235 is about 11019.3119113672. The cubic root of 121425235 is about 495.1874744762.

Adding to 121425235 its reverse (532524121), we get a palindrome (653949356).

The spelling of 121425235 in words is "one hundred twenty-one million, four hundred twenty-five thousand, two hundred thirty-five".