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3455869349 is a prime number
BaseRepresentation
bin1100110111111100…
…0110000110100101
322220211211100112002
43031333012012211
524034200304344
61330531135045
7151432255562
oct31577060645
98824740462
103455869349
111513825879
12805444485
13430c8790a
1424ad91869
151535e144e
hexcdfc61a5

3455869349 has 2 divisors, whose sum is σ = 3455869350. Its totient is φ = 3455869348.

The previous prime is 3455869297. The next prime is 3455869357. The reversal of 3455869349 is 9439685543.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2671029124 + 784840225 = 51682^2 + 28015^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3455869349 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3455869294 and 3455869303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3455469349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1727934674 + 1727934675.

It is an arithmetic number, because the mean of its divisors is an integer number (1727934675).

Almost surely, 23455869349 is an apocalyptic number.

It is an amenable number.

3455869349 is a deficient number, since it is larger than the sum of its proper divisors (1).

3455869349 is an equidigital number, since it uses as much as digits as its factorization.

3455869349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13996800, while the sum is 56.

The square root of 3455869349 is about 58786.6426069732. The cubic root of 3455869349 is about 1511.8862075568.

The spelling of 3455869349 in words is "three billion, four hundred fifty-five million, eight hundred sixty-nine thousand, three hundred forty-nine".