1210328064 has 132 divisors (see below), whose sum is σ = 3812824080. Its totient is φ = 366735360.

The previous prime is 1210328059. The next prime is 1210328069. The reversal of 1210328064 is 4608230121.

It is an interprime number because it is at equal distance from previous prime (1210328059) and next prime (1210328069).

It is a tau number, because it is divible by the number of its divisors (132).

It is not an unprimeable number, because it can be changed into a prime (1210328069) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95407 + ... + 107345.

Almost surely, 2^1210328064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1210328064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1906412040).

1210328064 is an abundant number, since it is smaller than the sum of its proper divisors (2602496016).

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

1210328064 is a wasteful number, since it uses less digits than its factorization.

1210328064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11976 (or 11955 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 1210328064 is about 34789.7695307112. The cubic root of 1210328064 is about 1065.6985326737.

Adding to 1210328064 its reverse (4608230121), we get a palindrome (5818558185).

The spelling of 1210328064 in words is "one billion, two hundred ten million, three hundred twenty-eight thousand, sixty-four".