2134533520 has 80 divisors (see below), whose sum is σ = 5854768128. Its totient is φ = 708226560.

The previous prime is 2134533509. The next prime is 2134533521. The reversal of 2134533520 is 253354312.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (2134533521) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 44119 + ... + 78838.

Almost surely, 2^2134533520 is an apocalyptic number.

2134533520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2134533520 is an abundant number, since it is smaller than the sum of its proper divisors (3720234608).

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

2134533520 is a wasteful number, since it uses less digits than its factorization.

2134533520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123008 (or 123002 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 2134533520 is about 46201.0121101259. The cubic root of 2134533520 is about 1287.5605441099.

Adding to 2134533520 its reverse (253354312), we get a palindrome (2387887832).

The spelling of 2134533520 in words is "two billion, one hundred thirty-four million, five hundred thirty-three thousand, five hundred twenty".