1522313042 has 16 divisors (see below), whose sum is σ = 2420214552. Its totient is φ = 715664640.

The previous prime is 1522313027. The next prime is 1522313069. The reversal of 1522313042 is 2403132251.

It can be written as a sum of positive squares in 4 ways, for example, as 1280852521 + 241460521 = 35789^2 + 15539^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1522312999 and 1522313017.

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 7 ways as a sum of consecutive naturals, for example, 12788 + ... + 56640.

Almost surely, 2^1522313042 is an apocalyptic number.

1522313042 is a deficient number, since it is larger than the sum of its proper divisors (897901510).

1522313042 is a wasteful number, since it uses less digits than its factorization.

1522313042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44893.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1522313042 is about 39016.8302402950. The cubic root of 1522313042 is about 1150.3623412723.

Adding to 1522313042 its reverse (2403132251), we get a palindrome (3925445293).

The spelling of 1522313042 in words is "one billion, five hundred twenty-two million, three hundred thirteen thousand, forty-two".