1187356400612 has 12 divisors (see below), whose sum is σ = 2077882783536. Its totient is φ = 593675605320.

The previous prime is 1187356400609. The next prime is 1187356400683. The reversal of 1187356400612 is 2160046537811.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 685787 + ... + 1686717.

It is an arithmetic number, because the mean of its divisors is an integer number (173156898628).

Almost surely, 2^{1187356400612} is an apocalyptic number.

It is an amenable number.

1187356400612 is a deficient number, since it is larger than the sum of its proper divisors (890526382924).

1187356400612 is a wasteful number, since it uses less digits than its factorization.

1187356400612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297498 (or 1297496 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 44.

The spelling of 1187356400612 in words is "one trillion, one hundred eighty-seven billion, three hundred fifty-six million, four hundred thousand, six hundred twelve".