1312520514 has 32 divisors (see below), whose sum is σ = 2682253440. Its totient is φ = 428019072.

The previous prime is 1312520491. The next prime is 1312520527. The reversal of 1312520514 is 4150252131.

It is a happy number.

1312520514 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108414 + ... + 119910.

It is an arithmetic number, because the mean of its divisors is an integer number (83820420).

Almost surely, 2^1312520514 is an apocalyptic number.

1312520514 is an abundant number, since it is smaller than the sum of its proper divisors (1369732926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1312520514 is a wasteful number, since it uses less digits than its factorization.

1312520514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11914.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1312520514 is about 36228.7249844650. The cubic root of 1312520514 is about 1094.8854891617.

Adding to 1312520514 its reverse (4150252131), we get a palindrome (5462772645).

The spelling of 1312520514 in words is "one billion, three hundred twelve million, five hundred twenty thousand, five hundred fourteen".