315453540143 has 16 divisors (see below), whose sum is σ = 361400202240. Its totient is φ = 269728077600.

The previous prime is 315453540113. The next prime is 315453540167. The reversal of 315453540143 is 341045354513.

It is a cyclic number.

It is not a de Polignac number, because 315453540143 - 2⁸ = 315453539887 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 315453540097 and 315453540106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315453540113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5304353 + ... + 5363493.

It is an arithmetic number, because the mean of its divisors is an integer number (22587512640).

Almost surely, 2^315453540143 is an apocalyptic number.

315453540143 is a deficient number, since it is larger than the sum of its proper divisors (45946662097).

315453540143 is a wasteful number, since it uses less digits than its factorization.

315453540143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60998.

The product of its (nonzero) digits is 216000, while the sum is 38.

Adding to 315453540143 its reverse (341045354513), we get a palindrome (656498894656).

The spelling of 315453540143 in words is "three hundred fifteen billion, four hundred fifty-three million, five hundred forty thousand, one hundred forty-three".