1315607 has 2 divisors, whose sum is σ = 1315608. Its totient is φ = 1315606.

The previous prime is 1315603. The next prime is 1315621. The reversal of 1315607 is 7065131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1315607 - 2² = 1315603 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1315603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657803 + 657804.

It is an arithmetic number, because the mean of its divisors is an integer number (657804).

2^1315607 is an apocalyptic number.

1315607 is a deficient number, since it is larger than the sum of its proper divisors (1).

1315607 is an equidigital number, since it uses as much as digits as its factorization.

1315607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 1315607 is about 1146.9991281601. Note that the first 3 decimals coincide. The cubic root of 1315607 is about 109.5743051190.

The spelling of 1315607 in words is "one million, three hundred fifteen thousand, six hundred seven".