1040235311321 has 8 divisors (see below), whose sum is σ = 1084578769920. Its totient is φ = 996456737808.

The previous prime is 1040235311317. The next prime is 1040235311333. The reversal of 1040235311321 is 1231135320401.

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 1040235311321 - 2² = 1040235311317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040235311371) 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, 141217511 + ... + 141224876.

It is an arithmetic number, because the mean of its divisors is an integer number (135572346240).

Almost surely, 2^{1040235311321} is an apocalyptic number.

It is an amenable number.

1040235311321 is a deficient number, since it is larger than the sum of its proper divisors (44343458599).

1040235311321 is a wasteful number, since it uses less digits than its factorization.

1040235311321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282442543.

The product of its (nonzero) digits is 2160, while the sum is 26.

The spelling of 1040235311321 in words is "one trillion, forty billion, two hundred thirty-five million, three hundred eleven thousand, three hundred twenty-one".