1012837532861 has 8 divisors (see below), whose sum is σ = 1262758482624. Its totient is φ = 789224051520.

The previous prime is 1012837532857. The next prime is 1012837532899. The reversal of 1012837532861 is 1682357382101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1012837532861 - 2² = 1012837532857 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012837535861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6576867020 + ... + 6576867173.

It is an arithmetic number, because the mean of its divisors is an integer number (157844810328).

Almost surely, 2^{1012837532861} is an apocalyptic number.

1012837532861 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1012837532861 is a deficient number, since it is larger than the sum of its proper divisors (249920949763).

1012837532861 is a wasteful number, since it uses less digits than its factorization.

1012837532861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13153734211.

The product of its (nonzero) digits is 483840, while the sum is 47.

The spelling of 1012837532861 in words is "one trillion, twelve billion, eight hundred thirty-seven million, five hundred thirty-two thousand, eight hundred sixty-one".