13709954 has 4 divisors (see below), whose sum is σ = 20564934. Its totient is φ = 6854976.

The previous prime is 13709929. The next prime is 13709957. The reversal of 13709954 is 45990731.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 13432225 + 277729 = 3665^2 + 527^2 .

It is not an unprimeable number, because it can be changed into a prime (13709957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3427487 + ... + 3427490.

Almost surely, 2^13709954 is an apocalyptic number.

13709954 is a deficient number, since it is larger than the sum of its proper divisors (6854980).

13709954 is an equidigital number, since it uses as much as digits as its factorization.

13709954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6854979.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 13709954 is about 3702.6955046290. The cubic root of 13709954 is about 239.3381882734.

The spelling of 13709954 in words is "thirteen million, seven hundred nine thousand, nine hundred fifty-four".