1064605331 has 8 divisors (see below), whose sum is σ = 1128831840. Its totient is φ = 1000556928.

The previous prime is 1064605271. The next prime is 1064605357. The reversal of 1064605331 is 1335064601.

It is a happy number.

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-1064605331 is a prime.

It is a super-2 number, since 2×1064605331² = 2266769021587239122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1064605294 and 1064605303.

It is not an unprimeable number, because it can be changed into a prime (1064605391) 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, 32111 + ... + 56216.

It is an arithmetic number, because the mean of its divisors is an integer number (141103980).

Almost surely, 2^1064605331 is an apocalyptic number.

1064605331 is a deficient number, since it is larger than the sum of its proper divisors (64226509).

1064605331 is an equidigital number, since it uses as much as digits as its factorization.

1064605331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89053.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 1064605331 is about 32628.2903474883. The cubic root of 1064605331 is about 1021.0873100252.

Adding to 1064605331 its reverse (1335064601), we get a palindrome (2399669932).

The spelling of 1064605331 in words is "one billion, sixty-four million, six hundred five thousand, three hundred thirty-one".