1315340155442 has 16 divisors (see below), whose sum is σ = 1984079470464. Its totient is φ = 653980950000.

The previous prime is 1315340155439. The next prime is 1315340155469. The reversal of 1315340155442 is 2445510435131.

It is a junction number, because it is equal to n+sod(n) for n = 1315340155396 and 1315340155405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4286567 + ... + 4583157.

It is an arithmetic number, because the mean of its divisors is an integer number (124004966904).

Almost surely, 2^{1315340155442} is an apocalyptic number.

1315340155442 is a deficient number, since it is larger than the sum of its proper divisors (668739315022).

1315340155442 is a wasteful number, since it uses less digits than its factorization.

1315340155442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309025.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 1315340155442 in words is "one trillion, three hundred fifteen billion, three hundred forty million, one hundred fifty-five thousand, four hundred forty-two".