121332546 has 32 divisors (see below), whose sum is σ = 276919680. Its totient is φ = 39350448.

The previous prime is 121332503. The next prime is 121332551. The reversal of 121332546 is 645233121.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 28366 + ... + 32361.

It is an arithmetic number, because the mean of its divisors is an integer number (8653740).

Almost surely, 2^121332546 is an apocalyptic number.

121332546 is an abundant number, since it is smaller than the sum of its proper divisors (155587134).

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

121332546 is a wasteful number, since it uses less digits than its factorization.

121332546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60775 (or 60769 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 121332546 is about 11015.1053558284. The cubic root of 121332546 is about 495.0614432452.

Adding to 121332546 its reverse (645233121), we get a palindrome (766565667).

The spelling of 121332546 in words is "one hundred twenty-one million, three hundred thirty-two thousand, five hundred forty-six".