1042012455412 has 6 divisors (see below), whose sum is σ = 1823521796978. Its totient is φ = 521006227704.

The previous prime is 1042012455383. The next prime is 1042012455469. The reversal of 1042012455412 is 2145542102401.

It can be written as a sum of positive squares in only one way, i.e., 570502259856 + 471510195556 = 755316^2 + 686666^2 .

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 as a sum of consecutive naturals, namely, 130251556923 + ... + 130251556930.

Almost surely, 2^{1042012455412} is an apocalyptic number.

It is an amenable number.

1042012455412 is a deficient number, since it is larger than the sum of its proper divisors (781509341566).

1042012455412 is a wasteful number, since it uses less digits than its factorization.

1042012455412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260503113857 (or 260503113855 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 31.

Adding to 1042012455412 its reverse (2145542102401), we get a palindrome (3187554557813).

The spelling of 1042012455412 in words is "one trillion, forty-two billion, twelve million, four hundred fifty-five thousand, four hundred twelve".