1043126322631 has 16 divisors (see below), whose sum is σ = 1061410690080. Its totient is φ = 1025004879360.

The previous prime is 1043126322599. The next prime is 1043126322673. The reversal of 1043126322631 is 1362236213401.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1043126322631 - 2⁵ = 1043126322599 is a prime.

It is a super-2 number, since 2×1043126322631² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043126322331) 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 in 15 ways as a sum of consecutive naturals, for example, 10797361 + ... + 10893541.

It is an arithmetic number, because the mean of its divisors is an integer number (66338168130).

Almost surely, 2^{1043126322631} is an apocalyptic number.

1043126322631 is a deficient number, since it is larger than the sum of its proper divisors (18284367449).

1043126322631 is an equidigital number, since it uses as much as digits as its factorization.

1043126322631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97026.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 1043126322631 in words is "one trillion, forty-three billion, one hundred twenty-six million, three hundred twenty-two thousand, six hundred thirty-one".