1307393 has 2 divisors, whose sum is σ = 1307394. Its totient is φ = 1307392.

The previous prime is 1307353. The next prime is 1307417. The reversal of 1307393 is 3937031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 719104 + 588289 = 848^2 + 767^2 .

It is a cyclic number.

It is not a de Polignac number, because 1307393 - 2¹² = 1303297 is a prime.

It is not a weakly prime, because it can be changed into another prime (1307303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 653696 + 653697.

It is an arithmetic number, because the mean of its divisors is an integer number (653697).

2^1307393 is an apocalyptic number.

It is an amenable number.

1307393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1307393 is an equidigital number, since it uses as much as digits as its factorization.

1307393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1701, while the sum is 26.

The square root of 1307393 is about 1143.4128738124. The cubic root of 1307393 is about 109.3457862658.

The spelling of 1307393 in words is "one million, three hundred seven thousand, three hundred ninety-three".