121545032 has 32 divisors (see below), whose sum is σ = 269438400. Its totient is φ = 50293824.

The previous prime is 121545029. The next prime is 121545043. The reversal of 121545032 is 230545121.

It is a junction number, because it is equal to n+sod(n) for n = 121544989 and 121545007.

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 7 ways as a sum of consecutive naturals, for example, 35798 + ... + 39045.

It is an arithmetic number, because the mean of its divisors is an integer number (8419950).

Almost surely, 2^121545032 is an apocalyptic number.

It is an amenable number.

121545032 is an abundant number, since it is smaller than the sum of its proper divisors (147893368).

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

121545032 is a wasteful number, since it uses less digits than its factorization.

121545032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74885 (or 74881 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 121545032 is about 11024.7463462884. The cubic root of 121545032 is about 495.3502700591.

The spelling of 121545032 in words is "one hundred twenty-one million, five hundred forty-five thousand, thirty-two".