1314239 has 2 divisors, whose sum is σ = 1314240. Its totient is φ = 1314238.

The previous prime is 1314233. The next prime is 1314259. The reversal of 1314239 is 9324131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1314239 - 2¹² = 1310143 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1314233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657119 + 657120.

It is an arithmetic number, because the mean of its divisors is an integer number (657120).

2^1314239 is an apocalyptic number.

1314239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1314239 is an equidigital number, since it uses as much as digits as its factorization.

1314239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 23.

The square root of 1314239 is about 1146.4026343305. The cubic root of 1314239 is about 109.5363126093.

The spelling of 1314239 in words is "one million, three hundred fourteen thousand, two hundred thirty-nine".