1036545935881 has 3 divisors (see below), whose sum is σ = 1036546953991. Its totient is φ = 1036544917772.

The previous prime is 1036545935879. The next prime is 1036545935897. The reversal of 1036545935881 is 1885395456301.

It is a happy number.

The square root of 1036545935881 is 1018109.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 987855100281 + 48690835600 = 993909^2 + 220660^2 .

It is not a de Polignac number, because 1036545935881 - 2¹ = 1036545935879 is a prime.

It is a super-2 number, since 2×1036545935881² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1036545935081) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 509055 + ... + 1527163.

Almost surely, 2^{1036545935881} is an apocalyptic number.

1036545935881 is the 1018109-th square number.

1036545935881 is the 509055-th centered octagonal number.

It is an amenable number.

1036545935881 is a deficient number, since it is larger than the sum of its proper divisors (1018110).

1036545935881 is an frugal number, since it uses more digits than its factorization.

1036545935881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2036218 (or 1018109 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 58.

The spelling of 1036545935881 in words is "one trillion, thirty-six billion, five hundred forty-five million, nine hundred thirty-five thousand, eight hundred eighty-one".