1051329520 has 20 divisors (see below), whose sum is σ = 2444341320. Its totient is φ = 420531776.

The previous prime is 1051329491. The next prime is 1051329523. The reversal of 1051329520 is 259231501.

1051329520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×1051329520² = 2210587519246860800, which contains 22 as substring.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051329523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6570730 + ... + 6570889.

It is an arithmetic number, because the mean of its divisors is an integer number (122217066).

Almost surely, 2^1051329520 is an apocalyptic number.

1051329520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1051329520 is an abundant number, since it is smaller than the sum of its proper divisors (1393011800).

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

1051329520 is a wasteful number, since it uses less digits than its factorization.

1051329520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13141632 (or 13141626 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 1051329520 is about 32424.2119410788. The cubic root of 1051329520 is about 1016.8251661273.

The spelling of 1051329520 in words is "one billion, fifty-one million, three hundred twenty-nine thousand, five hundred twenty".