1013430528 has 216 divisors, whose sum is σ = 3307895136. Its totient is φ = 306892800.

The previous prime is 1013430487. The next prime is 1013430547. The reversal of 1013430528 is 8250343101.

It is a happy number.

1013430528 is a `hidden beast` number, since 1 + 0 + 134 + 3 + 0 + 528 = 666.

It is a tau number, because it is divible by the number of its divisors (216).

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 683548 + ... + 685028.

Almost surely, 2^1013430528 is an apocalyptic number.

1013430528 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1013430528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1653947568).

1013430528 is an abundant number, since it is smaller than the sum of its proper divisors (2294464608).

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

1013430528 is an equidigital number, since it uses as much as digits as its factorization.

1013430528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1523 (or 1497 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1013430528 is about 31834.4236322884. The cubic root of 1013430528 is about 1004.4569487629.

Adding to 1013430528 its reverse (8250343101), we get a palindrome (9263773629).

The spelling of 1013430528 in words is "one billion, thirteen million, four hundred thirty thousand, five hundred twenty-eight".