13958801 has 2 divisors, whose sum is σ = 13958802. Its totient is φ = 13958800.

The previous prime is 13958783. The next prime is 13958803. The reversal of 13958801 is 10885931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11723776 + 2235025 = 3424^2 + 1495^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13958801 is a prime.

Together with 13958803, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13958803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6979400 + 6979401.

It is an arithmetic number, because the mean of its divisors is an integer number (6979401).

Almost surely, 2^13958801 is an apocalyptic number.

It is an amenable number.

13958801 is a deficient number, since it is larger than the sum of its proper divisors (1).

13958801 is an equidigital number, since it uses as much as digits as its factorization.

13958801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 35.

The square root of 13958801 is about 3736.1478825121. The cubic root of 13958801 is about 240.7775763879. Note that the first 3 decimals are identical.

The spelling of 13958801 in words is "thirteen million, nine hundred fifty-eight thousand, eight hundred one".