1011177734243 has 2 divisors, whose sum is σ = 1011177734244. Its totient is φ = 1011177734242.

The previous prime is 1011177734209. The next prime is 1011177734297. The reversal of 1011177734243 is 3424377711101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1011177734243 - 2¹⁶ = 1011177668707 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1011177734243.

It is not a weakly prime, because it can be changed into another prime (1011177734443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505588867121 + 505588867122.

It is an arithmetic number, because the mean of its divisors is an integer number (505588867122).

Almost surely, 2^{1011177734243} is an apocalyptic number.

1011177734243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011177734243 is an equidigital number, since it uses as much as digits as its factorization.

1011177734243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98784, while the sum is 41.

The spelling of 1011177734243 in words is "one trillion, eleven billion, one hundred seventy-seven million, seven hundred thirty-four thousand, two hundred forty-three".