1530113444 has 12 divisors (see below), whose sum is σ = 2679243504. Its totient is φ = 764615304.

The previous prime is 1530113443. The next prime is 1530113449. The reversal of 1530113444 is 4443110351.

It is a happy number.

It is a super-2 number, since 2×1530113444² = 4682494303019082272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1530113443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102494 + ... + 116469.

It is an arithmetic number, because the mean of its divisors is an integer number (223270292).

Almost surely, 2^1530113444 is an apocalyptic number.

It is an amenable number.

1530113444 is a deficient number, since it is larger than the sum of its proper divisors (1149130060).

1530113444 is a wasteful number, since it uses less digits than its factorization.

1530113444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220714 (or 220712 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1530113444 is about 39116.6645306064. The cubic root of 1530113444 is about 1152.3238313266.

Adding to 1530113444 its reverse (4443110351), we get a palindrome (5973223795).

The spelling of 1530113444 in words is "one billion, five hundred thirty million, one hundred thirteen thousand, four hundred forty-four".