2063531249 has 4 divisors (see below), whose sum is σ = 2222264436. Its totient is φ = 1904798064.

The previous prime is 2063531243. The next prime is 2063531251. The reversal of 2063531249 is 9421353602.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 632271025 + 1431260224 = 25145^2 + 37832^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2063531249 is a prime.

It is a super-2 number, since 2×2063531249² = 8516322431199000002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2063531243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79366574 + ... + 79366599.

It is an arithmetic number, because the mean of its divisors is an integer number (555566109).

Almost surely, 2^2063531249 is an apocalyptic number.

It is an amenable number.

2063531249 is a deficient number, since it is larger than the sum of its proper divisors (158733187).

2063531249 is a wasteful number, since it uses less digits than its factorization.

2063531249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158733186.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 2063531249 is about 45426.1075704269. The cubic root of 2063531249 is about 1273.1229586675.

The spelling of 2063531249 in words is "two billion, sixty-three million, five hundred thirty-one thousand, two hundred forty-nine".