253404222451 has 2 divisors, whose sum is σ = 253404222452. Its totient is φ = 253404222450.

The previous prime is 253404222389. The next prime is 253404222503. The reversal of 253404222451 is 154222404352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 253404222451 - 2¹¹ = 253404220403 is a prime.

It is not a weakly prime, because it can be changed into another prime (253404222151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126702111225 + 126702111226.

It is an arithmetic number, because the mean of its divisors is an integer number (126702111226).

Almost surely, 2^253404222451 is an apocalyptic number.

253404222451 is a deficient number, since it is larger than the sum of its proper divisors (1).

253404222451 is an equidigital number, since it uses as much as digits as its factorization.

253404222451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 76800, while the sum is 34.

The spelling of 253404222451 in words is "two hundred fifty-three billion, four hundred four million, two hundred twenty-two thousand, four hundred fifty-one".