121541364 has 192 divisors, whose sum is σ = 391104000. Its totient is φ = 32514048.

The previous prime is 121541351. The next prime is 121541369. The reversal of 121541364 is 463145121.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121541369) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 629652 + ... + 629844.

It is an arithmetic number, because the mean of its divisors is an integer number (2037000).

Almost surely, 2^121541364 is an apocalyptic number.

121541364 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121541364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195552000).

121541364 is an abundant number, since it is smaller than the sum of its proper divisors (269562636).

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

121541364 is a wasteful number, since it uses less digits than its factorization.

121541364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244 (or 222 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 121541364 is about 11024.5799919997. The cubic root of 121541364 is about 495.3452870964.

Adding to 121541364 its reverse (463145121), we get a palindrome (584686485).

The spelling of 121541364 in words is "one hundred twenty-one million, five hundred forty-one thousand, three hundred sixty-four".