1031032123249 has 2 divisors, whose sum is σ = 1031032123250. Its totient is φ = 1031032123248.

The previous prime is 1031032123243. The next prime is 1031032123321. The reversal of 1031032123249 is 9423212301301.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 634560407649 + 396471715600 = 796593^2 + 629660^2 .

It is a cyclic number.

It is not a de Polignac number, because 1031032123249 - 2⁹ = 1031032122737 is a prime.

It is a super-2 number, since 2×1031032123249² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1031032123249.

It is not a weakly prime, because it can be changed into another prime (1031032123243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515516061624 + 515516061625.

It is an arithmetic number, because the mean of its divisors is an integer number (515516061625).

Almost surely, 2^{1031032123249} is an apocalyptic number.

It is an amenable number.

1031032123249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031032123249 is an equidigital number, since it uses as much as digits as its factorization.

1031032123249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 1031032123249 in words is "one trillion, thirty-one billion, thirty-two million, one hundred twenty-three thousand, two hundred forty-nine".