1143716513501 has 12 divisors (see below), whose sum is σ = 1169643067740. Its totient is φ = 1118063839680.

The previous prime is 1143716513431. The next prime is 1143716513521. The reversal of 1143716513501 is 1053156173411.

It can be written as a sum of positive squares in 2 ways, for example, as 550044722500 + 593671791001 = 741650^2 + 770501^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1143716513501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143716513521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1267865 + ... + 1973553.

It is an arithmetic number, because the mean of its divisors is an integer number (97470255645).

Almost surely, 2^{1143716513501} is an apocalyptic number.

It is an amenable number.

1143716513501 is a deficient number, since it is larger than the sum of its proper divisors (25926554239).

1143716513501 is an frugal number, since it uses more digits than its factorization.

1143716513501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706076 (or 705913 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 38.

The spelling of 1143716513501 in words is "one trillion, one hundred forty-three billion, seven hundred sixteen million, five hundred thirteen thousand, five hundred one".