11214123345493 has 2 divisors, whose sum is σ = 11214123345494. Its totient is φ = 11214123345492.

The previous prime is 11214123345487. The next prime is 11214123345539. The reversal of 11214123345493 is 39454332141211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9187549023409 + 2026574322084 = 3031097^2 + 1423578^2 .

It is a cyclic number.

It is not a de Polignac number, because 11214123345493 - 2⁹ = 11214123344981 is a prime.

It is a super-2 number, since 2×11214123345493² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11214123345193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5607061672746 + 5607061672747.

It is an arithmetic number, because the mean of its divisors is an integer number (5607061672747).

Almost surely, 2^{11214123345493} is an apocalyptic number.

It is an amenable number.

11214123345493 is a deficient number, since it is larger than the sum of its proper divisors (1).

11214123345493 is an equidigital number, since it uses as much as digits as its factorization.

11214123345493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 43.

The spelling of 11214123345493 in words is "eleven trillion, two hundred fourteen billion, one hundred twenty-three million, three hundred forty-five thousand, four hundred ninety-three".