11520525461154 has 16 divisors (see below), whose sum is σ = 23041269121248. Its totient is φ = 3840138787232.

The previous prime is 11520525461149. The next prime is 11520525461173. The reversal of 11520525461154 is 45116452502511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8401212 + ... + 9675815.

It is an arithmetic number, because the mean of its divisors is an integer number (1440079320078).

Almost surely, 2^{11520525461154} is an apocalyptic number.

11520525461154 is an abundant number, since it is smaller than the sum of its proper divisors (11520743660094).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11520525461154 is a wasteful number, since it uses less digits than its factorization.

11520525461154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18183249.

The product of its (nonzero) digits is 240000, while the sum is 42.

Adding to 11520525461154 its reverse (45116452502511), we get a palindrome (56636977963665).

The spelling of 11520525461154 in words is "eleven trillion, five hundred twenty billion, five hundred twenty-five million, four hundred sixty-one thousand, one hundred fifty-four".