121463625 has 16 divisors (see below), whose sum is σ = 202116096. Its totient is φ = 64780400.

The previous prime is 121463603. The next prime is 121463633. The reversal of 121463625 is 526364121.

It is not a de Polignac number, because 121463625 - 2¹² = 121459529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121463592 and 121463601.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161577 + ... + 162326.

It is an arithmetic number, because the mean of its divisors is an integer number (12632256).

Almost surely, 2^121463625 is an apocalyptic number.

121463625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

121463625 is a deficient number, since it is larger than the sum of its proper divisors (80652471).

121463625 is an equidigital number, since it uses as much as digits as its factorization.

121463625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323921 (or 323911 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 121463625 is about 11021.0537155029. The cubic root of 121463625 is about 495.2396554034.

The spelling of 121463625 in words is "one hundred twenty-one million, four hundred sixty-three thousand, six hundred twenty-five".