1131002030 has 48 divisors (see below), whose sum is σ = 2122926624. Its totient is φ = 433802880.

The previous prime is 1131002011. The next prime is 1131002063. The reversal of 1131002030 is 302001311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1521839 + ... + 1522581.

It is an arithmetic number, because the mean of its divisors is an integer number (44227638).

Almost surely, 2^1131002030 is an apocalyptic number.

1131002030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1131002030 is a deficient number, since it is larger than the sum of its proper divisors (991924594).

1131002030 is a wasteful number, since it uses less digits than its factorization.

1131002030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989 (or 960 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 1131002030 is about 33630.3736226644. The cubic root of 1131002030 is about 1041.8882209343. Note that the first 3 decimals are identical.

Adding to 1131002030 its reverse (302001311), we get a palindrome (1433003341).

The spelling of 1131002030 in words is "one billion, one hundred thirty-one million, two thousand, thirty".