1440757143713 has 4 divisors (see below), whose sum is σ = 1441193607828. Its totient is φ = 1440320679600.

The previous prime is 1440757143701. The next prime is 1440757143743. The reversal of 1440757143713 is 3173417570441.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 497747182144 + 943009961569 = 705512^2 + 971087^2 .

It is a cyclic number.

It is not a de Polignac number, because 1440757143713 - 2¹² = 1440757139617 is a prime.

It is a super-2 number, since 2×1440757143713² (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 (1440757143743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218227106 + ... + 218233707.

It is an arithmetic number, because the mean of its divisors is an integer number (360298401957).

Almost surely, 2^{1440757143713} is an apocalyptic number.

It is an amenable number.

1440757143713 is a deficient number, since it is larger than the sum of its proper divisors (436464115).

1440757143713 is an equidigital number, since it uses as much as digits as its factorization.

1440757143713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436464114.

The product of its (nonzero) digits is 987840, while the sum is 47.

The spelling of 1440757143713 in words is "one trillion, four hundred forty billion, seven hundred fifty-seven million, one hundred forty-three thousand, seven hundred thirteen".