141291388 has 24 divisors (see below), whose sum is σ = 284653152. Its totient is φ = 60109824.

The previous prime is 141291379. The next prime is 141291401. The reversal of 141291388 is 883192141.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14581 + ... + 22252.

It is an arithmetic number, because the mean of its divisors is an integer number (11860548).

Almost surely, 2^141291388 is an apocalyptic number.

It is an amenable number.

141291388 is an abundant number, since it is smaller than the sum of its proper divisors (143361764).

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

141291388 is a wasteful number, since it uses less digits than its factorization.

141291388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36981 (or 36979 counting only the distinct ones).

The product of its digits is 13824, while the sum is 37.

The square root of 141291388 is about 11886.6054027212. The cubic root of 141291388 is about 520.8410796814.

The spelling of 141291388 in words is "one hundred forty-one million, two hundred ninety-one thousand, three hundred eighty-eight".