1314065531 has 4 divisors (see below), whose sum is σ = 1314196200. Its totient is φ = 1313934864.

The previous prime is 1314065521. The next prime is 1314065549. The reversal of 1314065531 is 1355604131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1355604131 = 7 ⋅193657733.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1314065531 is a prime.

It is a super-2 number, since 2×1314065531² = 3453536439524623922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1314065494 and 1314065503.

It is not an unprimeable number, because it can be changed into a prime (1314065521) 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, 48866 + ... + 70823.

It is an arithmetic number, because the mean of its divisors is an integer number (328549050).

Almost surely, 2^1314065531 is an apocalyptic number.

1314065531 is a deficient number, since it is larger than the sum of its proper divisors (130669).

1314065531 is a wasteful number, since it uses less digits than its factorization.

1314065531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130668.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 1314065531 is about 36250.0418068724. The cubic root of 1314065531 is about 1095.3149309251.

Adding to 1314065531 its reverse (1355604131), we get a palindrome (2669669662).

The spelling of 1314065531 in words is "one billion, three hundred fourteen million, sixty-five thousand, five hundred thirty-one".