1124471447 has 4 divisors (see below), whose sum is σ = 1226696136. Its totient is φ = 1022246760.

The previous prime is 1124471437. The next prime is 1124471459. The reversal of 1124471447 is 7441744211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1124471447 - 2²⁰ = 1123422871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124471407) 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, 51112328 + ... + 51112349.

It is an arithmetic number, because the mean of its divisors is an integer number (306674034).

Almost surely, 2^1124471447 is an apocalyptic number.

1124471447 is a deficient number, since it is larger than the sum of its proper divisors (102224689).

1124471447 is a wasteful number, since it uses less digits than its factorization.

1124471447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102224688.

The product of its digits is 25088, while the sum is 35.

The square root of 1124471447 is about 33533.1395338999. The cubic root of 1124471447 is about 1039.8790068192.

The spelling of 1124471447 in words is "one billion, one hundred twenty-four million, four hundred seventy-one thousand, four hundred forty-seven".