1407671 has 2 divisors, whose sum is σ = 1407672. Its totient is φ = 1407670.

The previous prime is 1407667. The next prime is 1407709. The reversal of 1407671 is 1767041.

It is a weak prime.

It is an emirp because it is prime and its reverse (1767041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1407671 - 2² = 1407667 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is an Ulam number.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 1407671.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1407611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 703835 + 703836.

It is an arithmetic number, because the mean of its divisors is an integer number (703836).

2^1407671 is an apocalyptic number.

1407671 is a deficient number, since it is larger than the sum of its proper divisors (1).

1407671 is an equidigital number, since it uses as much as digits as its factorization.

1407671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 1407671 is about 1186.4531174893. The cubic root of 1407671 is about 112.0728427077.

The spelling of 1407671 in words is "one million, four hundred seven thousand, six hundred seventy-one".