1049213537993 has 4 divisors (see below), whose sum is σ = 1051581966288. Its totient is φ = 1046845109700.

The previous prime is 1049213537963. The next prime is 1049213538011. The reversal of 1049213537993 is 3997353129401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1049213537993 - 2¹⁸ = 1049213275849 is a prime.

It is a super-2 number, since 2×1049213537993² (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 (1049213537923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1184213483 + ... + 1184214368.

It is an arithmetic number, because the mean of its divisors is an integer number (262895491572).

Almost surely, 2^{1049213537993} is an apocalyptic number.

It is an amenable number.

1049213537993 is a deficient number, since it is larger than the sum of its proper divisors (2368428295).

1049213537993 is an equidigital number, since it uses as much as digits as its factorization.

1049213537993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2368428294.

The product of its (nonzero) digits is 5511240, while the sum is 56.

The spelling of 1049213537993 in words is "one trillion, forty-nine billion, two hundred thirteen million, five hundred thirty-seven thousand, nine hundred ninety-three".