121036632 has 16 divisors (see below), whose sum is σ = 302591640. Its totient is φ = 40345536.

The previous prime is 121036621. The next prime is 121036661. The reversal of 121036632 is 236630121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 5043193 = 121036632 / (1 + 2 + 1 + 0 + 3 + 6 + 6 + 3 + 2).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2521573 + ... + 2521620.

Almost surely, 2^121036632 is an apocalyptic number.

121036632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121036632 is an abundant number, since it is smaller than the sum of its proper divisors (181555008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121036632 is a wasteful number, since it uses less digits than its factorization.

121036632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5043202 (or 5043198 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 121036632 is about 11001.6649649042. The cubic root of 121036632 is about 494.6586525326.

Adding to 121036632 its reverse (236630121), we get a palindrome (357666753).

The spelling of 121036632 in words is "one hundred twenty-one million, thirty-six thousand, six hundred thirty-two".