1131583860870 has 32 divisors (see below), whose sum is σ = 2716300611072. Its totient is φ = 301700213472.

The previous prime is 1131583860853. The next prime is 1131583860887. The reversal of 1131583860870 is 780683851311.

It is an interprime number because it is at equal distance from previous prime (1131583860853) and next prime (1131583860887).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3301662 + ... + 3628241.

It is an arithmetic number, because the mean of its divisors is an integer number (84884394096).

Almost surely, 2^{1131583860870} is an apocalyptic number.

1131583860870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1131583860870 is an abundant number, since it is smaller than the sum of its proper divisors (1584716750202).

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

1131583860870 is a wasteful number, since it uses less digits than its factorization.

1131583860870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6935356.

The product of its (nonzero) digits is 967680, while the sum is 51.

The spelling of 1131583860870 in words is "one trillion, one hundred thirty-one billion, five hundred eighty-three million, eight hundred sixty thousand, eight hundred seventy".