315025406510343 has 4 divisors (see below), whose sum is σ = 420033875347128. Its totient is φ = 210016937673560.

The previous prime is 315025406510327. The next prime is 315025406510383. The reversal of 315025406510343 is 343015604520513.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 315025406510343 - 2⁴ = 315025406510327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 315025406510295 and 315025406510304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315025406510383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52504234418388 + ... + 52504234418393.

It is an arithmetic number, because the mean of its divisors is an integer number (105008468836782).

Almost surely, 2^{315025406510343} is an apocalyptic number.

315025406510343 is a deficient number, since it is larger than the sum of its proper divisors (105008468836785).

315025406510343 is a wasteful number, since it uses less digits than its factorization.

315025406510343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105008468836784.

The product of its (nonzero) digits is 648000, while the sum is 42.

The spelling of 315025406510343 in words is "three hundred fifteen trillion, twenty-five billion, four hundred six million, five hundred ten thousand, three hundred forty-three".