1040534531977 has 2 divisors, whose sum is σ = 1040534531978. Its totient is φ = 1040534531976.

The previous prime is 1040534531947. The next prime is 1040534532013. The reversal of 1040534531977 is 7791354350401.

1040534531977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1038399722361 + 2134809616 = 1019019^2 + 46204^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1040534531977 is a prime.

It is a super-2 number, since 2×1040534531977² (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 1040534531977.

It is not a weakly prime, because it can be changed into another prime (1040534531947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520267265988 + 520267265989.

It is an arithmetic number, because the mean of its divisors is an integer number (520267265989).

Almost surely, 2^{1040534531977} is an apocalyptic number.

It is an amenable number.

1040534531977 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040534531977 is an equidigital number, since it uses as much as digits as its factorization.

1040534531977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1587600, while the sum is 49.

The spelling of 1040534531977 in words is "one trillion, forty billion, five hundred thirty-four million, five hundred thirty-one thousand, nine hundred seventy-seven".