354238853 has 2 divisors, whose sum is σ = 354238854. Its totient is φ = 354238852.

The previous prime is 354238817. The next prime is 354238873. The reversal of 354238853 is 358832453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 316021729 + 38217124 = 17777^2 + 6182^2 .

It is a cyclic number.

It is not a de Polignac number, because 354238853 - 2⁶ = 354238789 is a prime.

It is a super-3 number, since 3×354238853³ (a number of 27 digits) contains 333 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 354238853.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354238873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177119426 + 177119427.

It is an arithmetic number, because the mean of its divisors is an integer number (177119427).

Almost surely, 2^354238853 is an apocalyptic number.

It is an amenable number.

354238853 is a deficient number, since it is larger than the sum of its proper divisors (1).

354238853 is an equidigital number, since it uses as much as digits as its factorization.

354238853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 345600, while the sum is 41.

The square root of 354238853 is about 18821.2340987513. The cubic root of 354238853 is about 707.5634611174.

The spelling of 354238853 in words is "three hundred fifty-four million, two hundred thirty-eight thousand, eight hundred fifty-three".