1042135803612 has 48 divisors (see below), whose sum is σ = 2702008058400. Its totient is φ = 347356166400.

The previous prime is 1042135803607. The next prime is 1042135803661. The reversal of 1042135803612 is 2163085312401.

1042135803612 is a `hidden beast` number, since 1 + 0 + 4 + 2 + 1 + 35 + 8 + 0 + 3 + 612 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1412362 + ... + 2019662.

It is an arithmetic number, because the mean of its divisors is an integer number (56291834550).

Almost surely, 2^{1042135803612} is an apocalyptic number.

1042135803612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1042135803612 is an abundant number, since it is smaller than the sum of its proper divisors (1659872254788).

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

1042135803612 is a wasteful number, since it uses less digits than its factorization.

1042135803612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623203 (or 623195 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 1042135803612 in words is "one trillion, forty-two billion, one hundred thirty-five million, eight hundred three thousand, six hundred twelve".