141978156 has 24 divisors (see below), whose sum is σ = 331839984. Its totient is φ = 47246400.

The previous prime is 141978143. The next prime is 141978167. The reversal of 141978156 is 651879141.

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, 2295 + ... + 17006.

It is an arithmetic number, because the mean of its divisors is an integer number (13826666).

Almost surely, 2^141978156 is an apocalyptic number.

It is an amenable number.

141978156 is an abundant number, since it is smaller than the sum of its proper divisors (189861828).

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

141978156 is a wasteful number, since it uses less digits than its factorization.

141978156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19921 (or 19919 counting only the distinct ones).

The product of its digits is 60480, while the sum is 42.

The square root of 141978156 is about 11915.4586986821. The cubic root of 141978156 is about 521.6835915169.

The spelling of 141978156 in words is "one hundred forty-one million, nine hundred seventy-eight thousand, one hundred fifty-six".