53731003 has 2 divisors, whose sum is σ = 53731004. Its totient is φ = 53731002.

The previous prime is 53731001. The next prime is 53731019. The reversal of 53731003 is 30013735.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53731003 - 2¹ = 53731001 is a prime.

Together with 53731001, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (53731001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26865501 + 26865502.

It is an arithmetic number, because the mean of its divisors is an integer number (26865502).

Almost surely, 2^53731003 is an apocalyptic number.

53731003 is a deficient number, since it is larger than the sum of its proper divisors (1).

53731003 is an equidigital number, since it uses as much as digits as its factorization.

53731003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 945, while the sum is 22.

The square root of 53731003 is about 7330.1434501652. The cubic root of 53731003 is about 377.3476495884.

Adding to 53731003 its reverse (30013735), we get a palindrome (83744738).

The spelling of 53731003 in words is "fifty-three million, seven hundred thirty-one thousand, three".