11213405393 has 2 divisors, whose sum is σ = 11213405394. Its totient is φ = 11213405392.

The previous prime is 11213405387. The next prime is 11213405431. The reversal of 11213405393 is 39350431211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6971749009 + 4241656384 = 83497^2 + 65128^2 .

It is a cyclic number.

It is not a de Polignac number, because 11213405393 - 2¹⁰ = 11213404369 is a prime.

It is a super-2 number, since 2×11213405393² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11213405323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606702696 + 5606702697.

It is an arithmetic number, because the mean of its divisors is an integer number (5606702697).

Almost surely, 2^11213405393 is an apocalyptic number.

It is an amenable number.

11213405393 is a deficient number, since it is larger than the sum of its proper divisors (1).

11213405393 is an equidigital number, since it uses as much as digits as its factorization.

11213405393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 32.

The spelling of 11213405393 in words is "eleven billion, two hundred thirteen million, four hundred five thousand, three hundred ninety-three".