121632360 has 32 divisors (see below), whose sum is σ = 364897440. Its totient is φ = 32435264.

The previous prime is 121632359. The next prime is 121632361. The reversal of 121632360 is 63236121.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (121632359) and next prime (121632361).

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 121632360.

It is not an unprimeable number, because it can be changed into a prime (121632361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506682 + ... + 506921.

It is an arithmetic number, because the mean of its divisors is an integer number (11403045).

Almost surely, 2^121632360 is an apocalyptic number.

121632360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121632360 is an abundant number, since it is smaller than the sum of its proper divisors (243265080).

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

121632360 is a wasteful number, since it uses less digits than its factorization.

121632360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1013617 (or 1013613 counting only the distinct ones).

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

The square root of 121632360 is about 11028.7061797837. The cubic root of 121632360 is about 495.4688751878.

Adding to 121632360 its reverse (63236121), we get a palindrome (184868481).

The spelling of 121632360 in words is "one hundred twenty-one million, six hundred thirty-two thousand, three hundred sixty".