141681172 has 6 divisors (see below), whose sum is σ = 247942058. Its totient is φ = 70840584.

The previous prime is 141681167. The next prime is 141681187. The reversal of 141681172 is 271186141.

It can be written as a sum of positive squares in only one way, i.e., 102292996 + 39388176 = 10114^2 + 6276^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 17710143 + ... + 17710150.

Almost surely, 2^141681172 is an apocalyptic number.

It is an amenable number.

141681172 is a deficient number, since it is larger than the sum of its proper divisors (106260886).

141681172 is a wasteful number, since it uses less digits than its factorization.

141681172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35420297 (or 35420295 counting only the distinct ones).

The product of its digits is 2688, while the sum is 31.

The square root of 141681172 is about 11902.9900445224. The cubic root of 141681172 is about 521.3195922549.

The spelling of 141681172 in words is "one hundred forty-one million, six hundred eighty-one thousand, one hundred seventy-two".