141681436 has 48 divisors (see below), whose sum is σ = 276320800. Its totient is φ = 63141120.

The previous prime is 141681391. The next prime is 141681437. The reversal of 141681436 is 634186141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141681437) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 405790 + ... + 406138.

Almost surely, 2^141681436 is an apocalyptic number.

It is an amenable number.

141681436 is a deficient number, since it is larger than the sum of its proper divisors (134639364).

141681436 is a wasteful number, since it uses less digits than its factorization.

141681436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614 (or 612 counting only the distinct ones).

The product of its digits is 13824, while the sum is 34.

The square root of 141681436 is about 11903.0011341678. The cubic root of 141681436 is about 521.3199160530.

The spelling of 141681436 in words is "one hundred forty-one million, six hundred eighty-one thousand, four hundred thirty-six".