1349268841 has 2 divisors, whose sum is σ = 1349268842. Its totient is φ = 1349268840.

The previous prime is 1349268799. The next prime is 1349268853. The reversal of 1349268841 is 1488629431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1163082816 + 186186025 = 34104^2 + 13645^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1349268841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1349268791 and 1349268800.

It is not a weakly prime, because it can be changed into another prime (1349268881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 674634420 + 674634421.

It is an arithmetic number, because the mean of its divisors is an integer number (674634421).

Almost surely, 2^1349268841 is an apocalyptic number.

It is an amenable number.

1349268841 is a deficient number, since it is larger than the sum of its proper divisors (1).

1349268841 is an equidigital number, since it uses as much as digits as its factorization.

1349268841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 331776, while the sum is 46.

The square root of 1349268841 is about 36732.3949804529. The cubic root of 1349268841 is about 1105.0098866870.

The spelling of 1349268841 in words is "one billion, three hundred forty-nine million, two hundred sixty-eight thousand, eight hundred forty-one".