11520504125457 has 8 divisors (see below), whose sum is σ = 15365429279040. Its totient is φ = 7677957527760.

The previous prime is 11520504125419. The next prime is 11520504125461. The reversal of 11520504125457 is 75452140502511.

It is a happy number.

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

It is not a de Polignac number, because 11520504125457 - 2⁶ = 11520504125393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11520504125407) 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, 594627669 + ... + 594647042.

It is an arithmetic number, because the mean of its divisors is an integer number (1920678659880).

Almost surely, 2^{11520504125457} is an apocalyptic number.

It is an amenable number.

11520504125457 is a deficient number, since it is larger than the sum of its proper divisors (3844925153583).

11520504125457 is a wasteful number, since it uses less digits than its factorization.

11520504125457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189277943.

The product of its (nonzero) digits is 280000, while the sum is 42.

Adding to 11520504125457 its reverse (75452140502511), we get a palindrome (86972644627968).

The spelling of 11520504125457 in words is "eleven trillion, five hundred twenty billion, five hundred four million, one hundred twenty-five thousand, four hundred fifty-seven".