1143602144621 has 4 divisors (see below), whose sum is σ = 1203791731200. Its totient is φ = 1083412558044.

The previous prime is 1143602144563. The next prime is 1143602144651. The reversal of 1143602144621 is 1264412063411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1143602144621 - 2⁶ = 1143602144557 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 (1143602144651) 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, 30094793261 + ... + 30094793298.

It is an arithmetic number, because the mean of its divisors is an integer number (300947932800).

Almost surely, 2^{1143602144621} is an apocalyptic number.

It is an amenable number.

1143602144621 is a deficient number, since it is larger than the sum of its proper divisors (60189586579).

1143602144621 is an equidigital number, since it uses as much as digits as its factorization.

1143602144621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60189586578.

The product of its (nonzero) digits is 27648, while the sum is 35.

The spelling of 1143602144621 in words is "one trillion, one hundred forty-three billion, six hundred two million, one hundred forty-four thousand, six hundred twenty-one".