13934477 has 2 divisors, whose sum is σ = 13934478. Its totient is φ = 13934476.

The previous prime is 13934461. The next prime is 13934483. The reversal of 13934477 is 77443931.

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., 12823561 + 1110916 = 3581^2 + 1054^2 .

It is a cyclic number.

It is not a de Polignac number, because 13934477 - 2⁴ = 13934461 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13934477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13934497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6967238 + 6967239.

It is an arithmetic number, because the mean of its divisors is an integer number (6967239).

Almost surely, 2^13934477 is an apocalyptic number.

It is an amenable number.

13934477 is a deficient number, since it is larger than the sum of its proper divisors (1).

13934477 is an equidigital number, since it uses as much as digits as its factorization.

13934477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 38.

The square root of 13934477 is about 3732.8912387049. The cubic root of 13934477 is about 240.6376388931.

The spelling of 13934477 in words is "thirteen million, nine hundred thirty-four thousand, four hundred seventy-seven".