141456981 has 8 divisors (see below), whose sum is σ = 192622464. Its totient is φ = 92298080.

The previous prime is 141456977. The next prime is 141457013. The reversal of 141456981 is 189654141.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 141456981 - 2² = 141456977 is a prime.

It is a super-2 number, since 2×141456981² = 40020154947268722, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141456901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 501480 + ... + 501761.

It is an arithmetic number, because the mean of its divisors is an integer number (24077808).

Almost surely, 2^141456981 is an apocalyptic number.

It is an amenable number.

141456981 is a deficient number, since it is larger than the sum of its proper divisors (51165483).

141456981 is a wasteful number, since it uses less digits than its factorization.

141456981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003291.

The product of its digits is 34560, while the sum is 39.

The square root of 141456981 is about 11893.5688924729. The cubic root of 141456981 is about 521.0444748684.

The spelling of 141456981 in words is "one hundred forty-one million, four hundred fifty-six thousand, nine hundred eighty-one".