255003653 has 2 divisors, whose sum is σ = 255003654. Its totient is φ = 255003652.

The previous prime is 255003649. The next prime is 255003703. The reversal of 255003653 is 356300552.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 254945089 + 58564 = 15967^2 + 242^2 .

It is a cyclic number.

It is not a de Polignac number, because 255003653 - 2² = 255003649 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255003053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127501826 + 127501827.

It is an arithmetic number, because the mean of its divisors is an integer number (127501827).

Almost surely, 2^255003653 is an apocalyptic number.

It is an amenable number.

255003653 is a deficient number, since it is larger than the sum of its proper divisors (1).

255003653 is an equidigital number, since it uses as much as digits as its factorization.

255003653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 29.

The square root of 255003653 is about 15968.8338021284. The cubic root of 255003653 is about 634.1355986107.

The spelling of 255003653 in words is "two hundred fifty-five million, three thousand, six hundred fifty-three".