1354140647412 has 48 divisors (see below), whose sum is σ = 3708637457280. Its totient is φ = 376440642432.

The previous prime is 1354140647381. The next prime is 1354140647437. The reversal of 1354140647412 is 2147460414531.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 217844487 + ... + 217850702.

It is an arithmetic number, because the mean of its divisors is an integer number (77263280360).

Almost surely, 2^{1354140647412} is an apocalyptic number.

1354140647412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1354140647412 is an abundant number, since it is smaller than the sum of its proper divisors (2354496809868).

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

1354140647412 is a wasteful number, since it uses less digits than its factorization.

1354140647412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435695240 (or 435695238 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 1354140647412 in words is "one trillion, three hundred fifty-four billion, one hundred forty million, six hundred forty-seven thousand, four hundred twelve".