1530552313 has 8 divisors (see below), whose sum is σ = 1638795240. Its totient is φ = 1424332800.

The previous prime is 1530552301. The next prime is 1530552329. The reversal of 1530552313 is 3132550351.

It can be written as a sum of positive squares in 4 ways, for example, as 137545984 + 1393006329 = 11728^2 + 37323^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1530552313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1530552113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 504288 + ... + 507313.

It is an arithmetic number, because the mean of its divisors is an integer number (204849405).

Almost surely, 2^1530552313 is an apocalyptic number.

It is an amenable number.

1530552313 is a deficient number, since it is larger than the sum of its proper divisors (108242927).

1530552313 is a wasteful number, since it uses less digits than its factorization.

1530552313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011707.

The product of its (nonzero) digits is 6750, while the sum is 28.

The square root of 1530552313 is about 39122.2738730764. The cubic root of 1530552313 is about 1152.4339911031.

The spelling of 1530552313 in words is "one billion, five hundred thirty million, five hundred fifty-two thousand, three hundred thirteen".