53450269 has 2 divisors, whose sum is σ = 53450270. Its totient is φ = 53450268.

The previous prime is 53450251. The next prime is 53450273. The reversal of 53450269 is 96205435.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35557369 + 17892900 = 5963^2 + 4230^2 .

It is a cyclic number.

It is not a de Polignac number, because 53450269 - 2⁷ = 53450141 is a prime.

It is a super-2 number, since 2×53450269² = 5713862512344722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53450209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26725134 + 26725135.

It is an arithmetic number, because the mean of its divisors is an integer number (26725135).

Almost surely, 2^53450269 is an apocalyptic number.

It is an amenable number.

53450269 is a deficient number, since it is larger than the sum of its proper divisors (1).

53450269 is an equidigital number, since it uses as much as digits as its factorization.

53450269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 53450269 is about 7310.9690876108. The cubic root of 53450269 is about 376.6893124279.

The spelling of 53450269 in words is "fifty-three million, four hundred fifty thousand, two hundred sixty-nine".