1352431103508 has 18 divisors (see below), whose sum is σ = 3418645289514. Its totient is φ = 450810367824.

The previous prime is 1352431103483. The next prime is 1352431103533. The reversal of 1352431103508 is 8053011342531.

1352431103508 is a `hidden beast` number, since 1 + 3 + 5 + 2 + 43 + 1 + 103 + 508 = 666.

It is an interprime number because it is at equal distance from previous prime (1352431103483) and next prime (1352431103533).

It can be written as a sum of positive squares in only one way, i.e., 761113166724 + 591317936784 = 872418^2 + 768972^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 37567530653 = 1352431103508 / (1 + 3 + 5 + 2 + 4 + 3 + 1 + 1 + 0 + 3 + 5 + 0 + 8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18783765291 + ... + 18783765362.

Almost surely, 2^{1352431103508} is an apocalyptic number.

1352431103508 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1352431103508 is an abundant number, since it is smaller than the sum of its proper divisors (2066214186006).

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

1352431103508 is a wasteful number, since it uses less digits than its factorization.

1352431103508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37567530663 (or 37567530658 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 1352431103508 in words is "one trillion, three hundred fifty-two billion, four hundred thirty-one million, one hundred three thousand, five hundred eight".