1964132120 has 32 divisors (see below), whose sum is σ = 4435629120. Its totient is φ = 782749440.

The previous prime is 1964132119. The next prime is 1964132167. The reversal of 1964132120 is 212314691.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79757 + ... + 101436.

It is an arithmetic number, because the mean of its divisors is an integer number (138613410).

Almost surely, 2^1964132120 is an apocalyptic number.

1964132120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1964132120 is an abundant number, since it is smaller than the sum of its proper divisors (2471497000).

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

1964132120 is a wasteful number, since it uses less digits than its factorization.

1964132120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181475 (or 181471 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 1964132120 is about 44318.5302102856. The cubic root of 1964132120 is about 1252.3437881789.

The spelling of 1964132120 in words is "one billion, nine hundred sixty-four million, one hundred thirty-two thousand, one hundred twenty".