1042681247999 has 8 divisors (see below), whose sum is σ = 1100003670000. Its totient is φ = 985603272192.

The previous prime is 1042681247917. The next prime is 1042681248017. The reversal of 1042681247999 is 9997421862401.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1042681247999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042681247899) 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 7 ways as a sum of consecutive naturals, for example, 61102784 + ... + 61119845.

It is an arithmetic number, because the mean of its divisors is an integer number (137500458750).

Almost surely, 2^{1042681247999} is an apocalyptic number.

1042681247999 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1042681247999 is a deficient number, since it is larger than the sum of its proper divisors (57322422001).

1042681247999 is a wasteful number, since it uses less digits than its factorization.

1042681247999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122223097.

The product of its (nonzero) digits is 15676416, while the sum is 62.

The spelling of 1042681247999 in words is "one trillion, forty-two billion, six hundred eighty-one million, two hundred forty-seven thousand, nine hundred ninety-nine".