1302135063 has 4 divisors (see below), whose sum is σ = 1736180088. Its totient is φ = 868090040.

The previous prime is 1302135053. The next prime is 1302135083. The reversal of 1302135063 is 3605312031.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1302135063 - 2¹⁴ = 1302118679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1302135013) 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, 217022508 + ... + 217022513.

It is an arithmetic number, because the mean of its divisors is an integer number (434045022).

Almost surely, 2^1302135063 is an apocalyptic number.

1302135063 is a deficient number, since it is larger than the sum of its proper divisors (434045025).

1302135063 is an equidigital number, since it uses as much as digits as its factorization.

1302135063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434045024.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 1302135063 is about 36085.1086045200. The cubic root of 1302135063 is about 1091.9900415373.

Adding to 1302135063 its reverse (3605312031), we get a palindrome (4907447094).

It can be divided in two parts, 13021 and 35063, that added together give a palindrome (48084).

The spelling of 1302135063 in words is "one billion, three hundred two million, one hundred thirty-five thousand, sixty-three".