315143430152 has 16 divisors (see below), whose sum is σ = 591053817660. Its totient is φ = 157529078784.

The previous prime is 315143430143. The next prime is 315143430167. The reversal of 315143430152 is 251034341513.

It can be written as a sum of positive squares in 2 ways, for example, as 309075954916 + 6067475236 = 555946^2 + 77894^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5298113 + ... + 5357264.

Almost surely, 2^315143430152 is an apocalyptic number.

It is an amenable number.

315143430152 is a deficient number, since it is larger than the sum of its proper divisors (275910387508).

315143430152 is a wasteful number, since it uses less digits than its factorization.

315143430152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10659080 (or 10659076 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 315143430152 its reverse (251034341513), we get a palindrome (566177771665).

The spelling of 315143430152 in words is "three hundred fifteen billion, one hundred forty-three million, four hundred thirty thousand, one hundred fifty-two".