11315612654413 has 8 divisors (see below), whose sum is σ = 11981272128120. Its totient is φ = 10649957091840.

The previous prime is 11315612654407. The next prime is 11315612654419. The reversal of 11315612654413 is 31445621651311.

11315612654413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11315612654407) and next prime (11315612654419).

It can be written as a sum of positive squares in 4 ways, for example, as 9247547196484 + 2068065457929 = 3040978^2 + 1438077^2 .

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 11315612654413 - 2³³ = 11307022719821 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11315612654413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11315612654419) 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, 6702433 + ... + 8219113.

It is an arithmetic number, because the mean of its divisors is an integer number (1497659016015).

Almost surely, 2^{11315612654413} is an apocalyptic number.

It is an amenable number.

11315612654413 is a deficient number, since it is larger than the sum of its proper divisors (665659473707).

11315612654413 is a wasteful number, since it uses less digits than its factorization.

11315612654413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1955567.

The product of its digits is 259200, while the sum is 43.

The spelling of 11315612654413 in words is "eleven trillion, three hundred fifteen billion, six hundred twelve million, six hundred fifty-four thousand, four hundred thirteen".