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345354253 is a prime number
BaseRepresentation
bin10100100101011…
…011000000001101
3220001211210222021
4110211123000031
51201402314003
654134050141
711362314466
oct2445330015
9801753867
10345354253
11167a41842
12977a9951
135671a73a
1433c1bd6d
15204bc2bd
hex1495b00d

345354253 has 2 divisors, whose sum is σ = 345354254. Its totient is φ = 345354252.

The previous prime is 345354227. The next prime is 345354259. The reversal of 345354253 is 352453543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 257987844 + 87366409 = 16062^2 + 9347^2 .

It is a cyclic number.

It is not a de Polignac number, because 345354253 - 25 = 345354221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345354259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172677126 + 172677127.

It is an arithmetic number, because the mean of its divisors is an integer number (172677127).

Almost surely, 2345354253 is an apocalyptic number.

It is an amenable number.

345354253 is a deficient number, since it is larger than the sum of its proper divisors (1).

345354253 is an equidigital number, since it uses as much as digits as its factorization.

345354253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108000, while the sum is 34.

The square root of 345354253 is about 18583.7093444770. The cubic root of 345354253 is about 701.5978824089.

The spelling of 345354253 in words is "three hundred forty-five million, three hundred fifty-four thousand, two hundred fifty-three".