981481411 has 8 divisors (see below), whose sum is σ = 1006027344.
Its totient is φ = 956964480.
The previous prime is 981481393. The next prime is 981481429. The reversal of 981481411 is 114184189.
It is an interprime number because it is at equal distance from previous prime (981481393) and next prime (981481429).
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 981481411 - 213 = 981473219 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (981481441) 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, 71911 + ... + 84463.
It is an arithmetic number, because the mean of its divisors is an integer number (125753418).
Almost surely, 2981481411 is an apocalyptic number.
981481411 is a deficient number, since it is larger than the sum of its proper divisors (24545933).
981481411 is a wasteful number, since it uses less digits than its factorization.
981481411 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14501.
The product of its digits is 9216, while the sum is 37.
The square root of 981481411 is about 31328.6037192850.
The cubic root of 981481411 is about 993.7886358355.
The spelling of 981481411 in words is "nine hundred eighty-one million, four hundred eighty-one thousand, four hundred eleven".