1392607 has 2 divisors, whose sum is σ = 1392608. Its totient is φ = 1392606.

The previous prime is 1392557. The next prime is 1392619. The reversal of 1392607 is 7062931.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1392607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1392697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 696303 + 696304.

It is an arithmetic number, because the mean of its divisors is an integer number (696304).

2^1392607 is an apocalyptic number.

1392607 is a deficient number, since it is larger than the sum of its proper divisors (1).

1392607 is an equidigital number, since it uses as much as digits as its factorization.

1392607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 1392607 is about 1180.0877086047. The cubic root of 1392607 is about 111.6716306796.

The spelling of 1392607 in words is "one million, three hundred ninety-two thousand, six hundred seven".