1131012120941 has 2 divisors, whose sum is σ = 1131012120942. Its totient is φ = 1131012120940.

The previous prime is 1131012120929. The next prime is 1131012121051. The reversal of 1131012120941 is 1490212101311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1070906243716 + 60105877225 = 1034846^2 + 245165^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1131012120941 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1131012120941.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1131012120541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565506060470 + 565506060471.

It is an arithmetic number, because the mean of its divisors is an integer number (565506060471).

Almost surely, 2^{1131012120941} is an apocalyptic number.

It is an amenable number.

1131012120941 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131012120941 is an equidigital number, since it uses as much as digits as its factorization.

1131012120941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 26.

The spelling of 1131012120941 in words is "one trillion, one hundred thirty-one billion, twelve million, one hundred twenty thousand, nine hundred forty-one".