1315421551120 has 40 divisors (see below), whose sum is σ = 3060702513216. Its totient is φ = 525764765568.

The previous prime is 1315421551079. The next prime is 1315421551159. The reversal of 1315421551120 is 211551245131.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6205342 + ... + 6413821.

Almost surely, 2^{1315421551120} is an apocalyptic number.

1315421551120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1315421551120 is an abundant number, since it is smaller than the sum of its proper divisors (1745280962096).

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

1315421551120 is a wasteful number, since it uses less digits than its factorization.

1315421551120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12620479 (or 12620473 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 31.

Adding to 1315421551120 its reverse (211551245131), we get a palindrome (1526972796251).

The spelling of 1315421551120 in words is "one trillion, three hundred fifteen billion, four hundred twenty-one million, five hundred fifty-one thousand, one hundred twenty".