1143658414079 has 32 divisors (see below), whose sum is σ = 1249275394944. Its totient is φ = 1043856253440.

The previous prime is 1143658414061. The next prime is 1143658414091. The reversal of 1143658414079 is 9704148563411.

It is a cyclic number.

It is not a de Polignac number, because 1143658414079 - 2¹² = 1143658409983 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1143658414079.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143658414039) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 173778569 + ... + 173785149.

It is an arithmetic number, because the mean of its divisors is an integer number (39039856092).

Almost surely, 2^{1143658414079} is an apocalyptic number.

1143658414079 is a deficient number, since it is larger than the sum of its proper divisors (105616980865).

1143658414079 is a wasteful number, since it uses less digits than its factorization.

1143658414079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10547.

The product of its (nonzero) digits is 2903040, while the sum is 53.

The spelling of 1143658414079 in words is "one trillion, one hundred forty-three billion, six hundred fifty-eight million, four hundred fourteen thousand, seventy-nine".