1312303034 has 32 divisors (see below), whose sum is σ = 2269403136. Its totient is φ = 557501040.

The previous prime is 1312302941. The next prime is 1312303037. The reversal of 1312303034 is 4303032131.

It is a junction number, because it is equal to n+sod(n) for n = 1312302997 and 1312303015.

It is not an unprimeable number, because it can be changed into a prime (1312303037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1334507 + ... + 1335489.

It is an arithmetic number, because the mean of its divisors is an integer number (70918848).

Almost surely, 2^1312303034 is an apocalyptic number.

1312303034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1312303034 is a deficient number, since it is larger than the sum of its proper divisors (957100102).

1312303034 is a wasteful number, since it uses less digits than its factorization.

1312303034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1730.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 1312303034 is about 36225.7233744200. The cubic root of 1312303034 is about 1094.8250129389.

Adding to 1312303034 its reverse (4303032131), we get a palindrome (5615335165).

The spelling of 1312303034 in words is "one billion, three hundred twelve million, three hundred three thousand, thirty-four".