1207812861146 has 8 divisors (see below), whose sum is σ = 1812961050240. Its totient is φ = 603492511068.

The previous prime is 1207812861083. The next prime is 1207812861217. The reversal of 1207812861146 is 6411682187021.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1207812861146.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206956106 + ... + 206961941.

It is an arithmetic number, because the mean of its divisors is an integer number (226620131280).

Almost surely, 2^{1207812861146} is an apocalyptic number.

1207812861146 is a deficient number, since it is larger than the sum of its proper divisors (605148189094).

1207812861146 is a wasteful number, since it uses less digits than its factorization.

1207812861146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413919508.

The product of its (nonzero) digits is 258048, while the sum is 47.

The spelling of 1207812861146 in words is "one trillion, two hundred seven billion, eight hundred twelve million, eight hundred sixty-one thousand, one hundred forty-six".