940871 has 2 divisors, whose sum is σ = 940872. Its totient is φ = 940870.

The previous prime is 940853. The next prime is 940879. The reversal of 940871 is 178049.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 940871 - 2¹⁰ = 939847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (940879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470435 + 470436.

It is an arithmetic number, because the mean of its divisors is an integer number (470436).

2⁹⁴⁰⁸⁷¹ is an apocalyptic number.

940871 is a deficient number, since it is larger than the sum of its proper divisors (1).

940871 is an equidigital number, since it uses as much as digits as its factorization.

940871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 940871 is about 969.9850514312. The cubic root of 940871 is about 97.9888575420.

Adding to 940871 its sum of digits (29), we get a square (940900 = 970²).

The spelling of 940871 in words is "nine hundred forty thousand, eight hundred seventy-one".