141221376 has 120 divisors (see below), whose sum is σ = 429291720. Its totient is φ = 44568576.

The previous prime is 141221371. The next prime is 141221383. The reversal of 141221376 is 673122141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141221371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86746 + ... + 88358.

It is an arithmetic number, because the mean of its divisors is an integer number (3577431).

Almost surely, 2^141221376 is an apocalyptic number.

141221376 is a gapful number since it is divisible by the number (16) 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 141221376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214645860).

141221376 is an abundant number, since it is smaller than the sum of its proper divisors (288070344).

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

141221376 is a wasteful number, since it uses less digits than its factorization.

141221376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1656 (or 1637 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 141221376 is about 11883.6600422597. The cubic root of 141221376 is about 520.7550372815.

The spelling of 141221376 in words is "one hundred forty-one million, two hundred twenty-one thousand, three hundred seventy-six".