1240943451001 has 8 divisors (see below), whose sum is σ = 1304782231104. Its totient is φ = 1177928397360.

The previous prime is 1240943450983. The next prime is 1240943451017. The reversal of 1240943451001 is 1001543490421.

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 1240943451001 - 2²⁹ = 1240406580089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1240943451031) 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, 205928526 + ... + 205934551.

It is an arithmetic number, because the mean of its divisors is an integer number (163097778888).

Almost surely, 2^{1240943451001} is an apocalyptic number.

It is an amenable number.

1240943451001 is a deficient number, since it is larger than the sum of its proper divisors (63838780103).

1240943451001 is a wasteful number, since it uses less digits than its factorization.

1240943451001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411863231.

The product of its (nonzero) digits is 17280, while the sum is 34.

The spelling of 1240943451001 in words is "one trillion, two hundred forty billion, nine hundred forty-three million, four hundred fifty-one thousand, one".