1065540404 has 6 divisors (see below), whose sum is σ = 1864695714. Its totient is φ = 532770200.

The previous prime is 1065540403. The next prime is 1065540419. The reversal of 1065540404 is 4040455601.

It can be written as a sum of positive squares in only one way, i.e., 882208804 + 183331600 = 29702^2 + 13540^2 .

It is a super-2 number, since 2×1065540404² = 2270752705112966432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065540403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133192547 + ... + 133192554.

It is an arithmetic number, because the mean of its divisors is an integer number (310782619).

Almost surely, 2^1065540404 is an apocalyptic number.

It is an amenable number.

1065540404 is a deficient number, since it is larger than the sum of its proper divisors (799155310).

1065540404 is a wasteful number, since it uses less digits than its factorization.

1065540404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266385105 (or 266385103 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 1065540404 is about 32642.6163779805. The cubic root of 1065540404 is about 1021.3861725059.

The spelling of 1065540404 in words is "one billion, sixty-five million, five hundred forty thousand, four hundred four".