255013403 has 2 divisors, whose sum is σ = 255013404. Its totient is φ = 255013402.

The previous prime is 255013331. The next prime is 255013487. The reversal of 255013403 is 304310552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255013403 - 2⁸ = 255013147 is a prime.

It is not a weakly prime, because it can be changed into another prime (255013103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127506701 + 127506702.

It is an arithmetic number, because the mean of its divisors is an integer number (127506702).

Almost surely, 2^255013403 is an apocalyptic number.

255013403 is a deficient number, since it is larger than the sum of its proper divisors (1).

255013403 is an equidigital number, since it uses as much as digits as its factorization.

255013403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 255013403 is about 15969.1390813657. The cubic root of 255013403 is about 634.1436805123.

Adding to 255013403 its reverse (304310552), we get a palindrome (559323955).

The spelling of 255013403 in words is "two hundred fifty-five million, thirteen thousand, four hundred three".