1494229843081 has 4 divisors (see below), whose sum is σ = 1494242259664. Its totient is φ = 1494217426500.

The previous prime is 1494229843039. The next prime is 1494229843151. The reversal of 1494229843081 is 1803489224941.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1494229843081 - 2¹⁹ = 1494229318793 is a prime.

It is a super-2 number, since 2×1494229843081² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1494229843481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6025995 + ... + 6269056.

It is an arithmetic number, because the mean of its divisors is an integer number (373560564916).

Almost surely, 2^{1494229843081} is an apocalyptic number.

It is an amenable number.

1494229843081 is a deficient number, since it is larger than the sum of its proper divisors (12416583).

1494229843081 is a wasteful number, since it uses less digits than its factorization.

1494229843081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12416582.

The product of its (nonzero) digits is 3981312, while the sum is 55.

The spelling of 1494229843081 in words is "one trillion, four hundred ninety-four billion, two hundred twenty-nine million, eight hundred forty-three thousand, eighty-one".