1303830557316 has 243 divisors, whose sum is σ = 3966068124837. Its totient is φ = 360095077440.

The previous prime is 1303830557287. The next prime is 1303830557377. The reversal of 1303830557316 is 6137550383031.

The square root of 1303830557316 is 1141854.

It is a perfect power (a square), and thus also a powerful number.

1303830557316 is a `hidden beast` number, since 1 + 3 + 0 + 3 + 83 + 0 + 557 + 3 + 16 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1098534572100 + 205295985216 = 1048110^2 + 453096^2 .

It is a super-2 number, since 2×1303830557316² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 1486693470 + ... + 1486694346.

Almost surely, 2^{1303830557316} is an apocalyptic number.

1303830557316 is the 1141854-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1303830557316

1303830557316 is an abundant number, since it is smaller than the sum of its proper divisors (2662237567521).

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

1303830557316 is an equidigital number, since it uses as much as digits as its factorization.

1303830557316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1840 (or 920 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The spelling of 1303830557316 in words is "one trillion, three hundred three billion, eight hundred thirty million, five hundred fifty-seven thousand, three hundred sixteen".