1347438101 has 2 divisors, whose sum is σ = 1347438102. Its totient is φ = 1347438100.

The previous prime is 1347438077. The next prime is 1347438119. The reversal of 1347438101 is 1018347431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 808037476 + 539400625 = 28426^2 + 23225^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1347438101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1347438121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 673719050 + 673719051.

It is an arithmetic number, because the mean of its divisors is an integer number (673719051).

Almost surely, 2^1347438101 is an apocalyptic number.

It is an amenable number.

1347438101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1347438101 is an equidigital number, since it uses as much as digits as its factorization.

1347438101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 1347438101 is about 36707.4665565468. The cubic root of 1347438101 is about 1104.5098871357.

The spelling of 1347438101 in words is "one billion, three hundred forty-seven million, four hundred thirty-eight thousand, one hundred one".