354324253 has 2 divisors, whose sum is σ = 354324254. Its totient is φ = 354324252.

The previous prime is 354324227. The next prime is 354324259. The reversal of 354324253 is 352423453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 295908804 + 58415449 = 17202^2 + 7643^2 .

It is an emirp because it is prime and its reverse (352423453) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354324253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354324259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177162126 + 177162127.

It is an arithmetic number, because the mean of its divisors is an integer number (177162127).

Almost surely, 2^354324253 is an apocalyptic number.

It is an amenable number.

354324253 is a deficient number, since it is larger than the sum of its proper divisors (1).

354324253 is an equidigital number, since it uses as much as digits as its factorization.

354324253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 31.

The square root of 354324253 is about 18823.5026761759. The cubic root of 354324253 is about 707.6203164132.

The spelling of 354324253 in words is "three hundred fifty-four million, three hundred twenty-four thousand, two hundred fifty-three".