1303304242 has 4 divisors (see below), whose sum is σ = 1954956366. Its totient is φ = 651652120.

The previous prime is 1303304237. The next prime is 1303304251. The reversal of 1303304242 is 2424033031.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2424033031 = 7 ⋅346290433.

It can be written as a sum of positive squares in only one way, i.e., 735006321 + 568297921 = 27111^2 + 23839^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325826059 + ... + 325826062.

Almost surely, 2^1303304242 is an apocalyptic number.

1303304242 is a deficient number, since it is larger than the sum of its proper divisors (651652124).

1303304242 is an equidigital number, since it uses as much as digits as its factorization.

1303304242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651652123.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 1303304242 is about 36101.3052672615. The cubic root of 1303304242 is about 1092.3167741291.

Adding to 1303304242 its reverse (2424033031), we get a palindrome (3727337273).

The spelling of 1303304242 in words is "one billion, three hundred three million, three hundred four thousand, two hundred forty-two".