315135133445 has 16 divisors (see below), whose sum is σ = 434253199680. Its totient is φ = 217126598400.

The previous prime is 315135133429. The next prime is 315135133459. The reversal of 315135133445 is 544331531513.

It is not a de Polignac number, because 315135133445 - 2⁴ = 315135133429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 315135133399 and 315135133408.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 150781316 + ... + 150783405.

It is an arithmetic number, because the mean of its divisors is an integer number (27140824980).

Almost surely, 2^315135133445 is an apocalyptic number.

It is an amenable number.

315135133445 is a deficient number, since it is larger than the sum of its proper divisors (119118066235).

315135133445 is a wasteful number, since it uses less digits than its factorization.

315135133445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301564756.

The product of its digits is 162000, while the sum is 38.

Adding to 315135133445 its reverse (544331531513), we get a palindrome (859466664958).

The spelling of 315135133445 in words is "three hundred fifteen billion, one hundred thirty-five million, one hundred thirty-three thousand, four hundred forty-five".