3731071 has 2 divisors, whose sum is σ = 3731072. Its totient is φ = 3731070.

The previous prime is 3731069. The next prime is 3731081. The reversal of 3731071 is 1701373.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3731071 - 2¹ = 3731069 is a prime.

Together with 3731069, 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 (3731081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1865535 + 1865536.

It is an arithmetic number, because the mean of its divisors is an integer number (1865536).

Almost surely, 2^3731071 is an apocalyptic number.

3731071 is a deficient number, since it is larger than the sum of its proper divisors (1).

3731071 is an equidigital number, since it uses as much as digits as its factorization.

3731071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 441, while the sum is 22.

The square root of 3731071 is about 1931.5980430721. The cubic root of 3731071 is about 155.0997762025.

It can be divided in two parts, 373 and 1071, that added together give a square (1444 = 38²).

The spelling of 3731071 in words is "three million, seven hundred thirty-one thousand, seventy-one".