253560407 has 2 divisors, whose sum is σ = 253560408. Its totient is φ = 253560406.

The previous prime is 253560397. The next prime is 253560413. The reversal of 253560407 is 704065352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 253560407 - 2⁶ = 253560343 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253560467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126780203 + 126780204.

It is an arithmetic number, because the mean of its divisors is an integer number (126780204).

Almost surely, 2^253560407 is an apocalyptic number.

253560407 is a deficient number, since it is larger than the sum of its proper divisors (1).

253560407 is an equidigital number, since it uses as much as digits as its factorization.

253560407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 253560407 is about 15923.5802192849. The cubic root of 253560407 is about 632.9369939127.

The spelling of 253560407 in words is "two hundred fifty-three million, five hundred sixty thousand, four hundred seven".