1131021362 has 4 divisors (see below), whose sum is σ = 1696532046. Its totient is φ = 565510680.

The previous prime is 1131021349. The next prime is 1131021403. The reversal of 1131021362 is 2631201311.

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

It can be written as a sum of positive squares in only one way, i.e., 789104281 + 341917081 = 28091^2 + 18491^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 282755339 + ... + 282755342.

Almost surely, 2^1131021362 is an apocalyptic number.

1131021362 is a deficient number, since it is larger than the sum of its proper divisors (565510684).

1131021362 is an equidigital number, since it uses as much as digits as its factorization.

1131021362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565510683.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 1131021362 is about 33630.6610401877. The cubic root of 1131021362 is about 1041.8941571654.

Adding to 1131021362 its reverse (2631201311), we get a palindrome (3762222673).

The spelling of 1131021362 in words is "one billion, one hundred thirty-one million, twenty-one thousand, three hundred sixty-two".