253423030432519 has 2 divisors, whose sum is σ = 253423030432520. Its totient is φ = 253423030432518.

The previous prime is 253423030432499. The next prime is 253423030432543. The reversal of 253423030432519 is 915234030324352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 253423030432519 - 2⁴³ = 244626937410311 is a prime.

It is a super-2 number, since 2×253423030432519² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253423030432219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126711515216259 + 126711515216260.

It is an arithmetic number, because the mean of its divisors is an integer number (126711515216260).

Almost surely, 2^{253423030432519} is an apocalyptic number.

253423030432519 is a deficient number, since it is larger than the sum of its proper divisors (1).

253423030432519 is an equidigital number, since it uses as much as digits as its factorization.

253423030432519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2332800, while the sum is 46.

The spelling of 253423030432519 in words is "two hundred fifty-three trillion, four hundred twenty-three billion, thirty million, four hundred thirty-two thousand, five hundred nineteen".