141971685 has 16 divisors (see below), whose sum is σ = 227937024. Its totient is φ = 75457472.

The previous prime is 141971677. The next prime is 141971689. The reversal of 141971685 is 586179141.

It is a cyclic number.

It is not a de Polignac number, because 141971685 - 2³ = 141971677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141971689) 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, 11757 + ... + 20546.

It is an arithmetic number, because the mean of its divisors is an integer number (14246064).

Almost surely, 2^141971685 is an apocalyptic number.

141971685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

141971685 is a deficient number, since it is larger than the sum of its proper divisors (85965339).

141971685 is a wasteful number, since it uses less digits than its factorization.

141971685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32604.

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

The square root of 141971685 is about 11915.1871575733. The cubic root of 141971685 is about 521.6756657300.

The spelling of 141971685 in words is "one hundred forty-one million, nine hundred seventy-one thousand, six hundred eighty-five".