54031603 has 2 divisors, whose sum is σ = 54031604. Its totient is φ = 54031602.

The previous prime is 54031583. The next prime is 54031631. The reversal of 54031603 is 30613045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54031603 - 2²¹ = 51934451 is a prime.

It is not a weakly prime, because it can be changed into another prime (54031903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27015801 + 27015802.

It is an arithmetic number, because the mean of its divisors is an integer number (27015802).

Almost surely, 2^54031603 is an apocalyptic number.

54031603 is a deficient number, since it is larger than the sum of its proper divisors (1).

54031603 is an equidigital number, since it uses as much as digits as its factorization.

54031603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 54031603 is about 7350.6192256163. The cubic root of 54031603 is about 378.0500363016.

Adding to 54031603 its reverse (30613045), we get a palindrome (84644648).

The spelling of 54031603 in words is "fifty-four million, thirty-one thousand, six hundred three".