121463825 has 12 divisors (see below), whose sum is σ = 172131840. Its totient is φ = 83289360.

The previous prime is 121463807. The next prime is 121463833. The reversal of 121463825 is 528364121.

It is not a de Polignac number, because 121463825 - 2⁸ = 121463569 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121463791 and 121463800.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 346865 + ... + 347214.

It is an arithmetic number, because the mean of its divisors is an integer number (14344320).

Almost surely, 2^121463825 is an apocalyptic number.

It is an amenable number.

121463825 is a deficient number, since it is larger than the sum of its proper divisors (50668015).

121463825 is an equidigital number, since it uses as much as digits as its factorization.

121463825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694096 (or 694091 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 121463825 is about 11021.0627890417. The cubic root of 121463825 is about 495.2399272211.

The spelling of 121463825 in words is "one hundred twenty-one million, four hundred sixty-three thousand, eight hundred twenty-five".