1011043111453 has 2 divisors, whose sum is σ = 1011043111454. Its totient is φ = 1011043111452.

The previous prime is 1011043111259. The next prime is 1011043111459. The reversal of 1011043111453 is 3541113401101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 889394227929 + 121648883524 = 943077^2 + 348782^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011043111453 - 2²¹ = 1011041014301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011043111459) 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, 505521555726 + 505521555727.

It is an arithmetic number, because the mean of its divisors is an integer number (505521555727).

Almost surely, 2^{1011043111453} is an apocalyptic number.

It is an amenable number.

1011043111453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011043111453 is an equidigital number, since it uses as much as digits as its factorization.

1011043111453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 25.

Adding to 1011043111453 its reverse (3541113401101), we get a palindrome (4552156512554).

The spelling of 1011043111453 in words is "one trillion, eleven billion, forty-three million, one hundred eleven thousand, four hundred fifty-three".