255459403 has 2 divisors, whose sum is σ = 255459404. Its totient is φ = 255459402.

The previous prime is 255459383. The next prime is 255459461. The reversal of 255459403 is 304954552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255459403 - 2⁵ = 255459371 is a prime.

It is a super-2 number, since 2×255459403² = 130519013162232818, which contains 22 as substring.

It is equal to p_13961539 and since 255459403 and 13961539 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (255454403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127729701 + 127729702.

It is an arithmetic number, because the mean of its divisors is an integer number (127729702).

Almost surely, 2^255459403 is an apocalyptic number.

255459403 is a deficient number, since it is larger than the sum of its proper divisors (1).

255459403 is an equidigital number, since it uses as much as digits as its factorization.

255459403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108000, while the sum is 37.

The square root of 255459403 is about 15983.0974157076. The cubic root of 255459403 is about 634.5131556800.

The spelling of 255459403 in words is "two hundred fifty-five million, four hundred fifty-nine thousand, four hundred three".