909253 has 2 divisors, whose sum is σ = 909254. Its totient is φ = 909252.

The previous prime is 909247. The next prime is 909281. The reversal of 909253 is 352909.

It is an a-pointer prime, because the next prime (909281) can be obtained adding 909253 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 717409 + 191844 = 847^2 + 438^2 .

It is an emirp because it is prime and its reverse (352909) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 909253 - 2⁹ = 908741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (909203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 454626 + 454627.

It is an arithmetic number, because the mean of its divisors is an integer number (454627).

2⁹⁰⁹²⁵³ is an apocalyptic number.

It is an amenable number.

909253 is a deficient number, since it is larger than the sum of its proper divisors (1).

909253 is an equidigital number, since it uses as much as digits as its factorization.

909253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2430, while the sum is 28.

The square root of 909253 is about 953.5475866468. The cubic root of 909253 is about 96.8786877542.

The spelling of 909253 in words is "nine hundred nine thousand, two hundred fifty-three".