2051533523 has 8 divisors (see below), whose sum is σ = 2263230816. Its totient is φ = 1847534400.

The previous prime is 2051533481. The next prime is 2051533537. The reversal of 2051533523 is 3253351502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2051533523 - 2¹⁰ = 2051532499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2051533543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1923983 + ... + 1925048.

It is an arithmetic number, because the mean of its divisors is an integer number (282903852).

Almost surely, 2^2051533523 is an apocalyptic number.

2051533523 is a deficient number, since it is larger than the sum of its proper divisors (211697293).

2051533523 is a wasteful number, since it uses less digits than its factorization.

2051533523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3849085.

The product of its (nonzero) digits is 13500, while the sum is 29.

The square root of 2051533523 is about 45293.8574533015. The cubic root of 2051533523 is about 1270.6507758601.

The spelling of 2051533523 in words is "two billion, fifty-one million, five hundred thirty-three thousand, five hundred twenty-three".