1131001124 has 12 divisors (see below), whose sum is σ = 2159184048. Its totient is φ = 514091400.

The previous prime is 1131001097. The next prime is 1131001127. The reversal of 1131001124 is 4211001311.

It is a junction number, because it is equal to n+sod(n) for n = 1131001099 and 1131001108.

It is not an unprimeable number, because it can be changed into a prime (1131001127) 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, 12852242 + ... + 12852329.

It is an arithmetic number, because the mean of its divisors is an integer number (179932004).

Almost surely, 2^1131001124 is an apocalyptic number.

It is an amenable number.

1131001124 is a deficient number, since it is larger than the sum of its proper divisors (1028182924).

1131001124 is a wasteful number, since it uses less digits than its factorization.

1131001124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25704586 (or 25704584 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1131001124 is about 33630.3601526954. The cubic root of 1131001124 is about 1041.8879427293.

Adding to 1131001124 its reverse (4211001311), we get a palindrome (5342002435).

The spelling of 1131001124 in words is "one billion, one hundred thirty-one million, one thousand, one hundred twenty-four".