1047401383212 has 36 divisors (see below), whose sum is σ = 2647679798400. Its totient is φ = 349123000032.

The previous prime is 1047401383201. The next prime is 1047401383213. The reversal of 1047401383212 is 2123831047401.

1047401383212 is a `hidden beast` number, since 1 + 0 + 4 + 7 + 401 + 38 + 3 + 212 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1047401383213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 776598 + ... + 1642530.

Almost surely, 2^{1047401383212} is an apocalyptic number.

1047401383212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1047401383212 is an abundant number, since it is smaller than the sum of its proper divisors (1600278415188).

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

1047401383212 is a wasteful number, since it uses less digits than its factorization.

1047401383212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899542 (or 899537 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The spelling of 1047401383212 in words is "one trillion, forty-seven billion, four hundred one million, three hundred eighty-three thousand, two hundred twelve".