1131566340630 has 32 divisors (see below), whose sum is σ = 2962646419968. Its totient is φ = 274319112800.

The previous prime is 1131566340613. The next prime is 1131566340677. The reversal of 1131566340630 is 360436651311.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1714494126 + ... + 1714494785.

It is an arithmetic number, because the mean of its divisors is an integer number (92582700624).

Almost surely, 2^{1131566340630} is an apocalyptic number.

1131566340630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1131566340630 is an abundant number, since it is smaller than the sum of its proper divisors (1831080079338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1131566340630 is a wasteful number, since it uses less digits than its factorization.

1131566340630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3428988932.

The product of its (nonzero) digits is 116640, while the sum is 39.

The spelling of 1131566340630 in words is "one trillion, one hundred thirty-one billion, five hundred sixty-six million, three hundred forty thousand, six hundred thirty".