1040238458297 has 2 divisors, whose sum is σ = 1040238458298. Its totient is φ = 1040238458296.

The previous prime is 1040238458263. The next prime is 1040238458321. The reversal of 1040238458297 is 7928548320401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 807659892601 + 232578565696 = 898699^2 + 482264^2 .

It is an emirp because it is prime and its reverse (7928548320401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1040238458297 - 2²⁰ = 1040237409721 is a prime.

It is not a weakly prime, because it can be changed into another prime (1040238458797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520119229148 + 520119229149.

It is an arithmetic number, because the mean of its divisors is an integer number (520119229149).

Almost surely, 2^{1040238458297} is an apocalyptic number.

It is an amenable number.

1040238458297 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040238458297 is an equidigital number, since it uses as much as digits as its factorization.

1040238458297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3870720, while the sum is 53.

The spelling of 1040238458297 in words is "one trillion, forty billion, two hundred thirty-eight million, four hundred fifty-eight thousand, two hundred ninety-seven".