1316211534 has 48 divisors (see below), whose sum is σ = 3113510400. Its totient is φ = 398536080.

The previous prime is 1316211511. The next prime is 1316211571. The reversal of 1316211534 is 4351126131.

It is a happy number.

1316211534 is a `hidden beast` number, since 1 + 3 + 1 + 621 + 1 + 5 + 34 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1316211498 and 1316211507.

It is a congruent number.

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, 414019 + ... + 417185.

It is an arithmetic number, because the mean of its divisors is an integer number (64864800).

Almost surely, 2^1316211534 is an apocalyptic number.

1316211534 is an abundant number, since it is smaller than the sum of its proper divisors (1797298866).

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

1316211534 is a wasteful number, since it uses less digits than its factorization.

1316211534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5285 (or 5282 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 1316211534 is about 36279.6297390147. The cubic root of 1316211534 is about 1095.9108602934.

Adding to 1316211534 its reverse (4351126131), we get a palindrome (5667337665).

The spelling of 1316211534 in words is "one billion, three hundred sixteen million, two hundred eleven thousand, five hundred thirty-four".