1126132571 has 4 divisors (see below), whose sum is σ = 1130965992. Its totient is φ = 1121299152.

The previous prime is 1126132543. The next prime is 1126132591. The reversal of 1126132571 is 1752316211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1752316211 = 19 ⋅92227169.

It is a cyclic number.

It is not a de Polignac number, because 1126132571 - 2⁶ = 1126132507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1126132591) 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, 2416361 + ... + 2416826.

It is an arithmetic number, because the mean of its divisors is an integer number (282741498).

Almost surely, 2^1126132571 is an apocalyptic number.

1126132571 is a deficient number, since it is larger than the sum of its proper divisors (4833421).

1126132571 is an equidigital number, since it uses as much as digits as its factorization.

1126132571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4833420.

The product of its digits is 2520, while the sum is 29.

The square root of 1126132571 is about 33557.8987870218. The cubic root of 1126132571 is about 1040.3908081914.

Adding to 1126132571 its reverse (1752316211), we get a palindrome (2878448782).

The spelling of 1126132571 in words is "one billion, one hundred twenty-six million, one hundred thirty-two thousand, five hundred seventy-one".