13146349 has 2 divisors, whose sum is σ = 13146350. Its totient is φ = 13146348.

The previous prime is 13146319. The next prime is 13146361. The reversal of 13146349 is 94364131.

13146349 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., 11269449 + 1876900 = 3357^2 + 1370^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13146349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13146349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13146319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6573174 + 6573175.

It is an arithmetic number, because the mean of its divisors is an integer number (6573175).

Almost surely, 2^13146349 is an apocalyptic number.

It is an amenable number.

13146349 is a deficient number, since it is larger than the sum of its proper divisors (1).

13146349 is an equidigital number, since it uses as much as digits as its factorization.

13146349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 31.

The square root of 13146349 is about 3625.7894312825. The cubic root of 13146349 is about 236.0125256686.

The spelling of 13146349 in words is "thirteen million, one hundred forty-six thousand, three hundred forty-nine".