253542803 has 2 divisors, whose sum is σ = 253542804. Its totient is φ = 253542802.

The previous prime is 253542799. The next prime is 253542827. The reversal of 253542803 is 308245352.

253542803 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 253542803 - 2² = 253542799 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 253542803.

It is not a weakly prime, because it can be changed into another prime (253542203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126771401 + 126771402.

It is an arithmetic number, because the mean of its divisors is an integer number (126771402).

Almost surely, 2^253542803 is an apocalyptic number.

253542803 is a deficient number, since it is larger than the sum of its proper divisors (1).

253542803 is an equidigital number, since it uses as much as digits as its factorization.

253542803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 253542803 is about 15923.0274445534. The cubic root of 253542803 is about 632.9223458835.

The spelling of 253542803 in words is "two hundred fifty-three million, five hundred forty-two thousand, eight hundred three".