1300067964 has 72 divisors (see below), whose sum is σ = 3634772960. Its totient is φ = 389204352.

The previous prime is 1300067963. The next prime is 1300067981. The reversal of 1300067964 is 4697600031.

It is a super-2 number, since 2×1300067964² = 3380353422038210592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1300067963) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20224 + ... + 54855.

Almost surely, 2^1300067964 is an apocalyptic number.

It is an amenable number.

1300067964 is an abundant number, since it is smaller than the sum of its proper divisors (2334704996).

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

1300067964 is a wasteful number, since it uses less digits than its factorization.

1300067964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75139 (or 75134 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 1300067964 is about 36056.4552334253. The cubic root of 1300067964 is about 1091.4119020696.

Adding to 1300067964 its reverse (4697600031), we get a palindrome (5997667995).

It can be divided in two parts, 1300067 and 964, that added together give a palindrome (1301031).

The spelling of 1300067964 in words is "one billion, three hundred million, sixty-seven thousand, nine hundred sixty-four".