1313211040547 has 16 divisors (see below), whose sum is σ = 1507245696000. Its totient is φ = 1120785932160.

The previous prime is 1313211040517. The next prime is 1313211040567. The reversal of 1313211040547 is 7450401123131.

It is a cyclic number.

It is not a de Polignac number, because 1313211040547 - 2¹² = 1313211036451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313211040517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13310204 + ... + 13408502.

It is an arithmetic number, because the mean of its divisors is an integer number (94202856000).

Almost surely, 2^{1313211040547} is an apocalyptic number.

1313211040547 is a deficient number, since it is larger than the sum of its proper divisors (194034655453).

1313211040547 is an equidigital number, since it uses as much as digits as its factorization.

1313211040547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106466.

The product of its (nonzero) digits is 10080, while the sum is 32.

Adding to 1313211040547 its reverse (7450401123131), we get a palindrome (8763612163678).

The spelling of 1313211040547 in words is "one trillion, three hundred thirteen billion, two hundred eleven million, forty thousand, five hundred forty-seven".