11225745447 has 16 divisors (see below), whose sum is σ = 17849633280. Its totient is φ = 6135810912.

The previous prime is 11225745437. The next prime is 11225745457. The reversal of 11225745447 is 74454752211.

It is an interprime number because it is at equal distance from previous prime (11225745437) and next prime (11225745457).

It is not a de Polignac number, because 11225745447 - 2⁴ = 11225745431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11225745399 and 11225745408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11225745407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11620372 + ... + 11621337.

It is an arithmetic number, because the mean of its divisors is an integer number (1115602080).

Almost surely, 2^11225745447 is an apocalyptic number.

11225745447 is a deficient number, since it is larger than the sum of its proper divisors (6623887833).

11225745447 is a wasteful number, since it uses less digits than its factorization.

11225745447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23241742.

The product of its digits is 313600, while the sum is 42.

The spelling of 11225745447 in words is "eleven billion, two hundred twenty-five million, seven hundred forty-five thousand, four hundred forty-seven".