1053644744879 has 2 divisors, whose sum is σ = 1053644744880. Its totient is φ = 1053644744878.

The previous prime is 1053644744851. The next prime is 1053644744941. The reversal of 1053644744879 is 9784474463501.

It is an a-pointer prime, because the next prime (1053644744941) can be obtained adding 1053644744879 to its sum of digits (62).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1053644744879 is a prime.

It is a super-3 number, since 3×1053644744879³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1053644744839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526822372439 + 526822372440.

It is an arithmetic number, because the mean of its divisors is an integer number (526822372440).

Almost surely, 2^{1053644744879} is an apocalyptic number.

1053644744879 is a deficient number, since it is larger than the sum of its proper divisors (1).

1053644744879 is an equidigital number, since it uses as much as digits as its factorization.

1053644744879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81285120, while the sum is 62.

The spelling of 1053644744879 in words is "one trillion, fifty-three billion, six hundred forty-four million, seven hundred forty-four thousand, eight hundred seventy-nine".