11438477 has 2 divisors, whose sum is σ = 11438478. Its totient is φ = 11438476.

The previous prime is 11438461. The next prime is 11438491. The reversal of 11438477 is 77483411.

11438477 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10426441 + 1012036 = 3229^2 + 1006^2 .

It is a cyclic number.

It is not a de Polignac number, because 11438477 - 2⁴ = 11438461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11438447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5719238 + 5719239.

It is an arithmetic number, because the mean of its divisors is an integer number (5719239).

Almost surely, 2^11438477 is an apocalyptic number.

It is an amenable number.

11438477 is a deficient number, since it is larger than the sum of its proper divisors (1).

11438477 is an equidigital number, since it uses as much as digits as its factorization.

11438477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18816, while the sum is 35.

The square root of 11438477 is about 3382.0817553690. The cubic root of 11438477 is about 225.3146347142.

The spelling of 11438477 in words is "eleven million, four hundred thirty-eight thousand, four hundred seventy-seven".