1652671 has 2 divisors, whose sum is σ = 1652672. Its totient is φ = 1652670.

The previous prime is 1652627. The next prime is 1652687. The reversal of 1652671 is 1762561.

It is a strong prime.

It is an emirp because it is prime and its reverse (1762561) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1652671 - 2⁷ = 1652543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1652611) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 826335 + 826336.

It is an arithmetic number, because the mean of its divisors is an integer number (826336).

2^1652671 is an apocalyptic number.

1652671 is a deficient number, since it is larger than the sum of its proper divisors (1).

1652671 is an equidigital number, since it uses as much as digits as its factorization.

1652671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2520, while the sum is 28.

The square root of 1652671 is about 1285.5625227891. The cubic root of 1652671 is about 118.2303028783.

The spelling of 1652671 in words is "one million, six hundred fifty-two thousand, six hundred seventy-one".