1350003846581 has 8 divisors (see below), whose sum is σ = 1475549555424. Its totient is φ = 1227558031920.

The previous prime is 1350003846557. The next prime is 1350003846593. The reversal of 1350003846581 is 1856483000531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1350003846581 - 2²² = 1349999652277 is a prime.

It is a super-2 number, since 2×1350003846581² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1350003846181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 774972635 + ... + 774974376.

It is an arithmetic number, because the mean of its divisors is an integer number (184443694428).

Almost surely, 2^{1350003846581} is an apocalyptic number.

It is an amenable number.

1350003846581 is a deficient number, since it is larger than the sum of its proper divisors (125545708843).

1350003846581 is a wasteful number, since it uses less digits than its factorization.

1350003846581 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549947091.

The product of its (nonzero) digits is 345600, while the sum is 44.

The spelling of 1350003846581 in words is "one trillion, three hundred fifty billion, three million, eight hundred forty-six thousand, five hundred eighty-one".