1369347853 has 2 divisors, whose sum is σ = 1369347854. Its totient is φ = 1369347852.

The previous prime is 1369347827. The next prime is 1369347869. The reversal of 1369347853 is 3587439631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1298737444 + 70610409 = 36038^2 + 8403^2 .

It is a cyclic number.

It is not a de Polignac number, because 1369347853 - 2¹⁷ = 1369216781 is a prime.

It is a super-3 number, since 3×1369347853³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 1369347797 and 1369347806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1369347823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 684673926 + 684673927.

It is an arithmetic number, because the mean of its divisors is an integer number (684673927).

Almost surely, 2^1369347853 is an apocalyptic number.

It is an amenable number.

1369347853 is a deficient number, since it is larger than the sum of its proper divisors (1).

1369347853 is an equidigital number, since it uses as much as digits as its factorization.

1369347853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1632960, while the sum is 49.

The square root of 1369347853 is about 37004.7004176496. The cubic root of 1369347853 is about 1110.4642845777.

The spelling of 1369347853 in words is "one billion, three hundred sixty-nine million, three hundred forty-seven thousand, eight hundred fifty-three".