253755419 has 2 divisors, whose sum is σ = 253755420. Its totient is φ = 253755418.

The previous prime is 253755391. The next prime is 253755451. The reversal of 253755419 is 914557352.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-253755419 is a prime.

It is a super-2 number, since 2×253755419² = 128783625343731122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (253752419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126877709 + 126877710.

It is an arithmetic number, because the mean of its divisors is an integer number (126877710).

Almost surely, 2^253755419 is an apocalyptic number.

253755419 is a deficient number, since it is larger than the sum of its proper divisors (1).

253755419 is an equidigital number, since it uses as much as digits as its factorization.

253755419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 189000, while the sum is 41.

The square root of 253755419 is about 15929.7024140440. The cubic root of 253755419 is about 633.0992151901.

The spelling of 253755419 in words is "two hundred fifty-three million, seven hundred fifty-five thousand, four hundred nineteen".