1143356533411 has 4 divisors (see below), whose sum is σ = 1182782620800. Its totient is φ = 1103930446024.

The previous prime is 1143356533381. The next prime is 1143356533427.

1143356533411 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1143356533411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1143356530411) 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, 19713043651 + ... + 19713043708.

It is an arithmetic number, because the mean of its divisors is an integer number (295695655200).

Almost surely, 2^{1143356533411} is an apocalyptic number.

1143356533411 is a deficient number, since it is larger than the sum of its proper divisors (39426087389).

1143356533411 is an equidigital number, since it uses as much as digits as its factorization.

1143356533411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39426087388.

The product of its digits is 194400, while the sum is 40.

The spelling of 1143356533411 in words is "one trillion, one hundred forty-three billion, three hundred fifty-six million, five hundred thirty-three thousand, four hundred eleven".