1339706371 has 2 divisors, whose sum is σ = 1339706372. Its totient is φ = 1339706370.

The previous prime is 1339706353. The next prime is 1339706413. The reversal of 1339706371 is 1736079331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1339706371 - 2¹³ = 1339698179 is a prime.

It is not a weakly prime, because it can be changed into another prime (1339706311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 669853185 + 669853186.

It is an arithmetic number, because the mean of its divisors is an integer number (669853186).

Almost surely, 2^1339706371 is an apocalyptic number.

1339706371 is a deficient number, since it is larger than the sum of its proper divisors (1).

1339706371 is an equidigital number, since it uses as much as digits as its factorization.

1339706371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 71442, while the sum is 40.

The square root of 1339706371 is about 36601.9995492050. Note that the first 3 decimals coincide. The cubic root of 1339706371 is about 1102.3932386341.

The spelling of 1339706371 in words is "one billion, three hundred thirty-nine million, seven hundred six thousand, three hundred seventy-one".