1313412521542 has 16 divisors (see below), whose sum is σ = 2262337358400. Its totient is φ = 565584339240.

The previous prime is 1313412521503. The next prime is 1313412521569. The reversal of 1313412521542 is 2451252143131.

It is a super-2 number, since 2×1313412521542² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1313412521498 and 1313412521507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1571067192 + ... + 1571068027.

It is an arithmetic number, because the mean of its divisors is an integer number (141396084900).

Almost surely, 2^{1313412521542} is an apocalyptic number.

1313412521542 is a deficient number, since it is larger than the sum of its proper divisors (948924836858).

1313412521542 is a wasteful number, since it uses less digits than its factorization.

1313412521542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3142135251.

The product of its digits is 28800, while the sum is 34.

Adding to 1313412521542 its reverse (2451252143131), we get a palindrome (3764664664673).

The spelling of 1313412521542 in words is "one trillion, three hundred thirteen billion, four hundred twelve million, five hundred twenty-one thousand, five hundred forty-two".