13798723 has 2 divisors, whose sum is σ = 13798724. Its totient is φ = 13798722.

The previous prime is 13798711. The next prime is 13798727. The reversal of 13798723 is 32789731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13798723 - 2¹³ = 13790531 is a prime.

It is equal to p₈₉₇₈₇₁ and since 13798723 and 897871 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (13798727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6899361 + 6899362.

It is an arithmetic number, because the mean of its divisors is an integer number (6899362).

Almost surely, 2^13798723 is an apocalyptic number.

13798723 is a deficient number, since it is larger than the sum of its proper divisors (1).

13798723 is an equidigital number, since it uses as much as digits as its factorization.

13798723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 63504, while the sum is 40.

The square root of 13798723 is about 3714.6632418027. The cubic root of 13798723 is about 239.8536318178.

The spelling of 13798723 in words is "thirteen million, seven hundred ninety-eight thousand, seven hundred twenty-three".