1340535143541 has 64 divisors (see below), whose sum is σ = 2081510645760. Its totient is φ = 758813184000.

The previous prime is 1340535143513. The next prime is 1340535143543. The reversal of 1340535143541 is 1453415350431.

It is not a de Polignac number, because 1340535143541 - 2¹¹ = 1340535141493 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1340535143541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340535143543) 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 63 ways as a sum of consecutive naturals, for example, 139184796 + ... + 139194426.

It is an arithmetic number, because the mean of its divisors is an integer number (32523603840).

Almost surely, 2^{1340535143541} is an apocalyptic number.

1340535143541 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1340535143541 is a deficient number, since it is larger than the sum of its proper divisors (740975502219).

1340535143541 is a wasteful number, since it uses less digits than its factorization.

1340535143541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12778.

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 1340535143541 in words is "one trillion, three hundred forty billion, five hundred thirty-five million, one hundred forty-three thousand, five hundred forty-one".