1153840552979 has 2 divisors, whose sum is σ = 1153840552980. Its totient is φ = 1153840552978.

The previous prime is 1153840552937. The next prime is 1153840552987. The reversal of 1153840552979 is 9792550483511.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1153840552979 is a prime.

It is not a weakly prime, because it can be changed into another prime (1153840557979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576920276489 + 576920276490.

It is an arithmetic number, because the mean of its divisors is an integer number (576920276490).

Almost surely, 2^{1153840552979} is an apocalyptic number.

1153840552979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1153840552979 is an equidigital number, since it uses as much as digits as its factorization.

1153840552979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608000, while the sum is 59.

The spelling of 1153840552979 in words is "one trillion, one hundred fifty-three billion, eight hundred forty million, five hundred fifty-two thousand, nine hundred seventy-nine".