13750671 has 32 divisors (see below), whose sum is σ = 21454848. Its totient is φ = 7741440.

The previous prime is 13750657. The next prime is 13750697. The reversal of 13750671 is 17605731.

13750671 = 264² + 265² + ... + 390².

It is not a de Polignac number, because 13750671 - 2⁷ = 13750543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13750571) 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 in 31 ways as a sum of consecutive naturals, for example, 71151 + ... + 71343.

It is an arithmetic number, because the mean of its divisors is an integer number (670464).

Almost surely, 2^13750671 is an apocalyptic number.

13750671 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13750671 is a deficient number, since it is larger than the sum of its proper divisors (7704177).

13750671 is a wasteful number, since it uses less digits than its factorization.

13750671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351.

The product of its (nonzero) digits is 4410, while the sum is 30.

The square root of 13750671 is about 3708.1897200656. The cubic root of 13750671 is about 239.5748898112.

The spelling of 13750671 in words is "thirteen million, seven hundred fifty thousand, six hundred seventy-one".