1700431 has 2 divisors, whose sum is σ = 1700432. Its totient is φ = 1700430.

The previous prime is 1700423. The next prime is 1700437. The reversal of 1700431 is 1340071.

It is a strong prime.

It is an emirp because it is prime and its reverse (1340071) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1700431 - 2³ = 1700423 is a prime.

It is a super-2 number, since 2×1700431² = 5782931171522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1700437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 850215 + 850216.

It is an arithmetic number, because the mean of its divisors is an integer number (850216).

2^1700431 is an apocalyptic number.

1700431 is a deficient number, since it is larger than the sum of its proper divisors (1).

1700431 is an equidigital number, since it uses as much as digits as its factorization.

1700431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 1700431 is about 1304.0057515211. The cubic root of 1700431 is about 119.3584044435.

The spelling of 1700431 in words is "one million, seven hundred thousand, four hundred thirty-one".