1313304434 has 48 divisors (see below), whose sum is σ = 2372496000. Its totient is φ = 540400896.

The previous prime is 1313304401. The next prime is 1313304457. The reversal of 1313304434 is 4344033131.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 138167 + ... + 147365.

It is an arithmetic number, because the mean of its divisors is an integer number (49427000).

Almost surely, 2^1313304434 is an apocalyptic number.

1313304434 is a deficient number, since it is larger than the sum of its proper divisors (1059191566).

1313304434 is a wasteful number, since it uses less digits than its factorization.

1313304434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9267 (or 9250 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 1313304434 is about 36239.5424088108. The cubic root of 1313304434 is about 1095.1034239933.

Adding to 1313304434 its reverse (4344033131), we get a palindrome (5657337565).

The spelling of 1313304434 in words is "one billion, three hundred thirteen million, three hundred four thousand, four hundred thirty-four".