1029097399441 has 2 divisors, whose sum is σ = 1029097399442. Its totient is φ = 1029097399440.

The previous prime is 1029097399433. The next prime is 1029097399469. The reversal of 1029097399441 is 1449937909201.

1029097399441 = 717320² + 717321².

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 514549417041 + 514547982400 = 717321^2 + 717320^2 .

It is a cyclic number.

It is not a de Polignac number, because 1029097399441 - 2³ = 1029097399433 is a prime.

It is a super-2 number, since 2×1029097399441² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1029097399471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 514548699720 + 514548699721.

It is an arithmetic number, because the mean of its divisors is an integer number (514548699721).

Almost surely, 2^{1029097399441} is an apocalyptic number.

1029097399441 is the 717321-st centered square number.

It is an amenable number.

1029097399441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1029097399441 is an equidigital number, since it uses as much as digits as its factorization.

1029097399441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4408992, while the sum is 58.

The spelling of 1029097399441 in words is "one trillion, twenty-nine billion, ninety-seven million, three hundred ninety-nine thousand, four hundred forty-one".