1041055637645 has 8 divisors (see below), whose sum is σ = 1253207671704. Its totient is φ = 830217239104.

The previous prime is 1041055637641. The next prime is 1041055637669. The reversal of 1041055637645 is 5467365501401.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 73108588996 + 967947048649 = 270386^2 + 983843^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1041055637645 - 2² = 1041055637641 is a prime.

It is a super-3 number, since 3×1041055637645³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1041055637645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1041055637641) 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 in 7 ways as a sum of consecutive naturals, for example, 328407134 + ... + 328410303.

It is an arithmetic number, because the mean of its divisors is an integer number (156650958963).

Almost surely, 2^{1041055637645} is an apocalyptic number.

It is an amenable number.

1041055637645 is a deficient number, since it is larger than the sum of its proper divisors (212152034059).

1041055637645 is an equidigital number, since it uses as much as digits as its factorization.

1041055637645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656817759.

The product of its (nonzero) digits is 1512000, while the sum is 47.

The spelling of 1041055637645 in words is "one trillion, forty-one billion, fifty-five million, six hundred thirty-seven thousand, six hundred forty-five".