1131422002 has 8 divisors (see below), whose sum is σ = 1697752476. Its totient is φ = 565504512.

The previous prime is 1131421999. The next prime is 1131422009. The reversal of 1131422002 is 2002241311.

It can be written as a sum of positive squares in 2 ways, for example, as 1067917041 + 63504961 = 32679^2 + 7969^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1131422009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96303 + ... + 107410.

Almost surely, 2^1131422002 is an apocalyptic number.

1131422002 is a deficient number, since it is larger than the sum of its proper divisors (566330474).

1131422002 is a wasteful number, since it uses less digits than its factorization.

1131422002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206492.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1131422002 is about 33636.6169820926. The cubic root of 1131422002 is about 1042.0171655102.

Adding to 1131422002 its reverse (2002241311), we get a palindrome (3133663313).

The spelling of 1131422002 in words is "one billion, one hundred thirty-one million, four hundred twenty-two thousand, two".