315142483 has 2 divisors, whose sum is σ = 315142484. Its totient is φ = 315142482.

The previous prime is 315142469. The next prime is 315142543. The reversal of 315142483 is 384241513.

It is a weak prime.

It is an emirp because it is prime and its reverse (384241513) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-315142483 is a prime.

It is not a weakly prime, because it can be changed into another prime (315142433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157571241 + 157571242.

It is an arithmetic number, because the mean of its divisors is an integer number (157571242).

Almost surely, 2^315142483 is an apocalyptic number.

315142483 is a deficient number, since it is larger than the sum of its proper divisors (1).

315142483 is an equidigital number, since it uses as much as digits as its factorization.

315142483 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 31.

The square root of 315142483 is about 17752.2528992801. The cubic root of 315142483 is about 680.5117852802.

Adding to 315142483 its reverse (384241513), we get a palindrome (699383996).

The spelling of 315142483 in words is "three hundred fifteen million, one hundred forty-two thousand, four hundred eighty-three".