303142313053 has 4 divisors (see below), whose sum is σ = 307411923168. Its totient is φ = 298872702940.

The previous prime is 303142312987. The next prime is 303142313063. The reversal of 303142313053 is 350313241303.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 350313241303 = 91079 ⋅3846257.

It is a cyclic number.

It is not a de Polignac number, because 303142313053 - 2⁹ = 303142312541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303142313063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2134804951 + ... + 2134805092.

It is an arithmetic number, because the mean of its divisors is an integer number (76852980792).

Almost surely, 2^303142313053 is an apocalyptic number.

It is an amenable number.

303142313053 is a deficient number, since it is larger than the sum of its proper divisors (4269610115).

303142313053 is an equidigital number, since it uses as much as digits as its factorization.

303142313053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4269610114.

The product of its (nonzero) digits is 9720, while the sum is 28.

Adding to 303142313053 its reverse (350313241303), we get a palindrome (653455554356).

The spelling of 303142313053 in words is "three hundred three billion, one hundred forty-two million, three hundred thirteen thousand, fifty-three".