1310401331532 has 36 divisors (see below), whose sum is σ = 3314255067760. Its totient is φ = 436556263392.

The previous prime is 1310401331531. The next prime is 1310401331537. The reversal of 1310401331532 is 2351331040131.

1310401331532 is a `hidden beast` number, since 1 + 310 + 4 + 0 + 1 + 3 + 315 + 32 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 1310401331496 and 1310401331505.

It is not an unprimeable number, because it can be changed into a prime (1310401331531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10108888 + ... + 10237695.

Almost surely, 2^{1310401331532} is an apocalyptic number.

1310401331532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1310401331532 is an abundant number, since it is smaller than the sum of its proper divisors (2003853736228).

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

1310401331532 is a wasteful number, since it uses less digits than its factorization.

1310401331532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20348382 (or 20348377 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

Adding to 1310401331532 its reverse (2351331040131), we get a palindrome (3661732371663).

The spelling of 1310401331532 in words is "one trillion, three hundred ten billion, four hundred one million, three hundred thirty-one thousand, five hundred thirty-two".