13748047 has 2 divisors, whose sum is σ = 13748048. Its totient is φ = 13748046.

The previous prime is 13748029. The next prime is 13748051. The reversal of 13748047 is 74084731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13748047 - 2¹⁹ = 13223759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13748027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6874023 + 6874024.

It is an arithmetic number, because the mean of its divisors is an integer number (6874024).

Almost surely, 2^13748047 is an apocalyptic number.

13748047 is a deficient number, since it is larger than the sum of its proper divisors (1).

13748047 is an equidigital number, since it uses as much as digits as its factorization.

13748047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 13748047 is about 3707.8358917298. The cubic root of 13748047 is about 239.5596497185.

It can be divided in two parts, 137 and 48047, that added together give a palindrome (48184).

The spelling of 13748047 in words is "thirteen million, seven hundred forty-eight thousand, forty-seven".