1745305253 has 2 divisors, whose sum is σ = 1745305254. Its totient is φ = 1745305252.

The previous prime is 1745305241. The next prime is 1745305259. The reversal of 1745305253 is 3525035471.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1612986244 + 132319009 = 40162^2 + 11503^2 .

It is an emirp because it is prime and its reverse (3525035471) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1745305253 - 2¹⁸ = 1745043109 is a prime.

It is a super-2 number, since 2×1745305253² = 6092180852298788018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1745305259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 872652626 + 872652627.

It is an arithmetic number, because the mean of its divisors is an integer number (872652627).

Almost surely, 2^1745305253 is an apocalyptic number.

It is an amenable number.

1745305253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1745305253 is an equidigital number, since it uses as much as digits as its factorization.

1745305253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63000, while the sum is 35.

The square root of 1745305253 is about 41776.8506831235. The cubic root of 1745305253 is about 1203.9925471756.

The spelling of 1745305253 in words is "one billion, seven hundred forty-five million, three hundred five thousand, two hundred fifty-three".