1113355006531 has 2 divisors, whose sum is σ = 1113355006532. Its totient is φ = 1113355006530.

The previous prime is 1113355006493. The next prime is 1113355006639. The reversal of 1113355006531 is 1356005533111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1113355006531 - 2¹³ = 1113354998339 is a prime.

It is a super-2 number, since 2×1113355006531² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1113355066531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556677503265 + 556677503266.

It is an arithmetic number, because the mean of its divisors is an integer number (556677503266).

Almost surely, 2^{1113355006531} is an apocalyptic number.

1113355006531 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113355006531 is an equidigital number, since it uses as much as digits as its factorization.

1113355006531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20250, while the sum is 34.

The spelling of 1113355006531 in words is "one trillion, one hundred thirteen billion, three hundred fifty-five million, six thousand, five hundred thirty-one".