5126781303 has 16 divisors (see below), whose sum is σ = 8680264960. Its totient is φ = 2929589208.

The previous prime is 5126781301. The next prime is 5126781323. The reversal of 5126781303 is 3031876215.

5126781303 is a `hidden beast` number, since 512 + 6 + 7 + 8 + 130 + 3 = 666.

It is not a de Polignac number, because 5126781303 - 2¹ = 5126781301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5126781301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13562725 + ... + 13563102.

It is an arithmetic number, because the mean of its divisors is an integer number (542516560).

Almost surely, 2^5126781303 is an apocalyptic number.

5126781303 is a deficient number, since it is larger than the sum of its proper divisors (3553483657).

5126781303 is a wasteful number, since it uses less digits than its factorization.

5126781303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27125843 (or 27125837 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 5126781303 is about 71601.5453953335. The cubic root of 5126781303 is about 1724.3083472880.

The spelling of 5126781303 in words is "five billion, one hundred twenty-six million, seven hundred eighty-one thousand, three hundred three".