1500071 has 2 divisors, whose sum is σ = 1500072. Its totient is φ = 1500070.

The previous prime is 1500061. The next prime is 1500073. The reversal of 1500071 is 1700051.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1500071 - 2⁶ = 1500007 is a prime.

Together with 1500073, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1500073) 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, 750035 + 750036.

It is an arithmetic number, because the mean of its divisors is an integer number (750036).

2^1500071 is an apocalyptic number.

1500071 is a deficient number, since it is larger than the sum of its proper divisors (1).

1500071 is an equidigital number, since it uses as much as digits as its factorization.

1500071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35, while the sum is 14.

The square root of 1500071 is about 1224.7738566772. The cubic root of 1500071 is about 114.4732303315.

The spelling of 1500071 in words is "one million, five hundred thousand, seventy-one".