11451314441213 has 8 divisors (see below), whose sum is σ = 11567514231000. Its totient is φ = 11335639256128.

The previous prime is 11451314441167. The next prime is 11451314441221. The reversal of 11451314441213 is 31214441315411.

It can be written as a sum of positive squares in 4 ways, for example, as 558133008889 + 10893181432324 = 747083^2 + 3300482^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11451314441213 - 2¹⁸ = 11451314179069 is a prime.

It is a super-2 number, since 2×11451314441213² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11451314471213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131107298 + ... + 131194611.

It is an arithmetic number, because the mean of its divisors is an integer number (1445939278875).

Almost surely, 2^{11451314441213} is an apocalyptic number.

It is an amenable number.

11451314441213 is a deficient number, since it is larger than the sum of its proper divisors (116199789787).

11451314441213 is a wasteful number, since it uses less digits than its factorization.

11451314441213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262302351.

The product of its digits is 23040, while the sum is 35.

Adding to 11451314441213 its reverse (31214441315411), we get a palindrome (42665755756624).

The spelling of 11451314441213 in words is "eleven trillion, four hundred fifty-one billion, three hundred fourteen million, four hundred forty-one thousand, two hundred thirteen".