11345031206 has 4 divisors (see below), whose sum is σ = 17017546812. Its totient is φ = 5672515602.

The previous prime is 11345031167. The next prime is 11345031223. The reversal of 11345031206 is 60213054311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60213054311 = 61 ⋅987099251.

It is a super-2 number, since 2×11345031206² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2836257800 + ... + 2836257803.

It is an arithmetic number, because the mean of its divisors is an integer number (4254386703).

Almost surely, 2^11345031206 is an apocalyptic number.

11345031206 is a deficient number, since it is larger than the sum of its proper divisors (5672515606).

11345031206 is an equidigital number, since it uses as much as digits as its factorization.

11345031206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5672515605.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 11345031206 its reverse (60213054311), we get a palindrome (71558085517).

The spelling of 11345031206 in words is "eleven billion, three hundred forty-five million, thirty-one thousand, two hundred six".