1310146556 has 12 divisors (see below), whose sum is σ = 2302770120. Its totient is φ = 652212240.

The previous prime is 1310146547. The next prime is 1310146559. The reversal of 1310146556 is 6556410131.

It is a super-2 number, since 2×1310146556² = 3432967996397322272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310146559) 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, 714230 + ... + 716061.

It is an arithmetic number, because the mean of its divisors is an integer number (191897510).

Almost surely, 2^1310146556 is an apocalyptic number.

It is an amenable number.

1310146556 is a deficient number, since it is larger than the sum of its proper divisors (992623564).

1310146556 is a wasteful number, since it uses less digits than its factorization.

1310146556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430524 (or 1430522 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 1310146556 is about 36195.9466791518. The cubic root of 1310146556 is about 1094.2249837241.

Adding to 1310146556 its reverse (6556410131), we get a palindrome (7866556687).

The spelling of 1310146556 in words is "one billion, three hundred ten million, one hundred forty-six thousand, five hundred fifty-six".