499981053 has 32 divisors (see below), whose sum is σ = 784852992. Its totient is φ = 279115200.

The previous prime is 499981049. The next prime is 499981063. The reversal of 499981053 is 350189994.

It is not a de Polignac number, because 499981053 - 2² = 499981049 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 499980993 and 499981011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499981063) 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 31 ways as a sum of consecutive naturals, for example, 269776 + ... + 271622.

It is an arithmetic number, because the mean of its divisors is an integer number (24526656).

Almost surely, 2^499981053 is an apocalyptic number.

It is an amenable number.

499981053 is a deficient number, since it is larger than the sum of its proper divisors (284871939).

499981053 is a wasteful number, since it uses less digits than its factorization.

499981053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2505.

The product of its (nonzero) digits is 349920, while the sum is 48.

The square root of 499981053 is about 22360.2561031845. The cubic root of 499981053 is about 793.6905003616.

The spelling of 499981053 in words is "four hundred ninety-nine million, nine hundred eighty-one thousand, fifty-three".