11513020620154 has 8 divisors (see below), whose sum is σ = 17283910226868. Its totient is φ = 5751717211200.

The previous prime is 11513020620151. The next prime is 11513020620163. The reversal of 11513020620154 is 45102602031511.

It can be written as a sum of positive squares in 2 ways, for example, as 7825295701129 + 3687724919025 = 2797373^2 + 1920345^2 .

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

It is not an unprimeable number, because it can be changed into a prime (11513020620151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2396546437 + ... + 2396551240.

Almost surely, 2^{11513020620154} is an apocalyptic number.

11513020620154 is a deficient number, since it is larger than the sum of its proper divisors (5770889606714).

11513020620154 is a wasteful number, since it uses less digits than its factorization.

11513020620154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4793098880.

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 11513020620154 its reverse (45102602031511), we get a palindrome (56615622651665).

The spelling of 11513020620154 in words is "eleven trillion, five hundred thirteen billion, twenty million, six hundred twenty thousand, one hundred fifty-four".