1064513340 has 480 divisors, whose sum is σ = 3934199808. Its totient is φ = 238464000.

The previous prime is 1064513311. The next prime is 1064513377. The reversal of 1064513340 is 433154601.

1064513340 is a `hidden beast` number, since 1 + 0 + 645 + 13 + 3 + 4 + 0 = 666.

It is a super-2 number, since 2×1064513340² = 2266377302075911200, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 22649197 + ... + 22649243.

Almost surely, 2^1064513340 is an apocalyptic number.

1064513340 is a gapful number since it is divisible by the number (10) 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 1064513340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1967099904).

1064513340 is an abundant number, since it is smaller than the sum of its proper divisors (2869686468).

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

1064513340 is a wasteful number, since it uses less digits than its factorization.

1064513340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151 (or 140 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 1064513340 is about 32626.8806354515. The cubic root of 1064513340 is about 1021.0578989544.

Adding to 1064513340 its reverse (433154601), we get a palindrome (1497667941).

The spelling of 1064513340 in words is "one billion, sixty-four million, five hundred thirteen thousand, three hundred forty".