16147349 has 2 divisors, whose sum is σ = 16147350. Its totient is φ = 16147348.

The previous prime is 16147337. The next prime is 16147393. The reversal of 16147349 is 94374161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16144324 + 3025 = 4018^2 + 55^2 .

It is a cyclic number.

It is not a de Polignac number, because 16147349 - 2²⁰ = 15098773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16147319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8073674 + 8073675.

It is an arithmetic number, because the mean of its divisors is an integer number (8073675).

Almost surely, 2^16147349 is an apocalyptic number.

It is an amenable number.

16147349 is a deficient number, since it is larger than the sum of its proper divisors (1).

16147349 is an equidigital number, since it uses as much as digits as its factorization.

16147349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 35.

The square root of 16147349 is about 4018.3764134287. The cubic root of 16147349 is about 252.7553812607.

The spelling of 16147349 in words is "sixteen million, one hundred forty-seven thousand, three hundred forty-nine".