1130661530 has 16 divisors (see below), whose sum is σ = 2037304224. Its totient is φ = 451794960.

The previous prime is 1130661491. The next prime is 1130661533. The reversal of 1130661530 is 351660311.

It is a self number, because there is not a number n which added to its sum of digits gives 1130661530.

It is not an unprimeable number, because it can be changed into a prime (1130661533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48512 + ... + 67931.

It is an arithmetic number, because the mean of its divisors is an integer number (127331514).

Almost surely, 2^1130661530 is an apocalyptic number.

1130661530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1130661530 is a deficient number, since it is larger than the sum of its proper divisors (906642694).

1130661530 is a wasteful number, since it uses less digits than its factorization.

1130661530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117421.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 1130661530 is about 33625.3108535817. The cubic root of 1130661530 is about 1041.7836533215.

The spelling of 1130661530 in words is "one billion, one hundred thirty million, six hundred sixty-one thousand, five hundred thirty".