11525727473 has 8 divisors (see below), whose sum is σ = 13142458728. Its totient is φ = 10013301504.

The previous prime is 11525727407. The next prime is 11525727523. The reversal of 11525727473 is 37472752511.

It can be written as a sum of positive squares in 4 ways, for example, as 546250384 + 10979477089 = 23372^2 + 104783^2 .

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 11525727473 - 2¹⁰ = 11525726449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11525727403) 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, 26076086 + ... + 26076527.

It is an arithmetic number, because the mean of its divisors is an integer number (1642807341).

Almost surely, 2^11525727473 is an apocalyptic number.

11525727473 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11525727473 is a deficient number, since it is larger than the sum of its proper divisors (1616731255).

11525727473 is a wasteful number, since it uses less digits than its factorization.

11525727473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52152643.

The product of its digits is 411600, while the sum is 44.

The spelling of 11525727473 in words is "eleven billion, five hundred twenty-five million, seven hundred twenty-seven thousand, four hundred seventy-three".