13974061 has 2 divisors, whose sum is σ = 13974062. Its totient is φ = 13974060.

The previous prime is 13974053. The next prime is 13974067. The reversal of 13974061 is 16047931.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8122500 + 5851561 = 2850^2 + 2419^2 .

It is a cyclic number.

It is not a de Polignac number, because 13974061 - 2³ = 13974053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13974067) 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 as a sum of consecutive naturals, namely, 6987030 + 6987031.

It is an arithmetic number, because the mean of its divisors is an integer number (6987031).

Almost surely, 2^13974061 is an apocalyptic number.

It is an amenable number.

13974061 is a deficient number, since it is larger than the sum of its proper divisors (1).

13974061 is an equidigital number, since it uses as much as digits as its factorization.

13974061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 13974061 is about 3738.1895350557. The cubic root of 13974061 is about 240.8652851557.

The spelling of 13974061 in words is "thirteen million, nine hundred seventy-four thousand, sixty-one".