4121331354 has 80 divisors (see below), whose sum is σ = 10565774208. Its totient is φ = 1176221088.

The previous prime is 4121331353. The next prime is 4121331359. The reversal of 4121331354 is 4531331214.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (4121331353) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 1555659 + ... + 1558305.

Almost surely, 2^4121331354 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4121331354, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5282887104).

4121331354 is an abundant number, since it is smaller than the sum of its proper divisors (6444442854).

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

4121331354 is a wasteful number, since it uses less digits than its factorization.

4121331354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4041 (or 4032 counting only the distinct ones).

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

The square root of 4121331354 is about 64197.5961699502. The cubic root of 4121331354 is about 1603.2915771916.

Adding to 4121331354 its reverse (4531331214), we get a palindrome (8652662568).

The spelling of 4121331354 in words is "four billion, one hundred twenty-one million, three hundred thirty-one thousand, three hundred fifty-four".