1320503032 has 16 divisors (see below), whose sum is σ = 2555812800. Its totient is φ = 638952960.

The previous prime is 1320503029. The next prime is 1320503047. The reversal of 1320503032 is 2303050231.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2662057 + ... + 2662552.

It is an arithmetic number, because the mean of its divisors is an integer number (159738300).

Almost surely, 2^1320503032 is an apocalyptic number.

It is an amenable number.

1320503032 is a deficient number, since it is larger than the sum of its proper divisors (1235309768).

1320503032 is a wasteful number, since it uses less digits than its factorization.

1320503032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5324646 (or 5324642 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 1320503032 is about 36338.7263398155. The cubic root of 1320503032 is about 1097.1006379011.

Adding to 1320503032 its reverse (2303050231), we get a palindrome (3623553263).

It can be divided in two parts, 13 and 20503032, that multiplied together give a triangular number (266539416 = T₂₃₀₈₈).

The spelling of 1320503032 in words is "one billion, three hundred twenty million, five hundred three thousand, thirty-two".