149565347 has 2 divisors, whose sum is σ = 149565348. Its totient is φ = 149565346.

The previous prime is 149565313. The next prime is 149565391. The reversal of 149565347 is 743565941.

It is an a-pointer prime, because the next prime (149565391) can be obtained adding 149565347 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149565347 - 2¹⁴ = 149548963 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 149565298 and 149565307.

It is not a weakly prime, because it can be changed into another prime (149565307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74782673 + 74782674.

It is an arithmetic number, because the mean of its divisors is an integer number (74782674).

Almost surely, 2^149565347 is an apocalyptic number.

149565347 is a deficient number, since it is larger than the sum of its proper divisors (1).

149565347 is an equidigital number, since it uses as much as digits as its factorization.

149565347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 453600, while the sum is 44.

The square root of 149565347 is about 12229.6912062407. The cubic root of 149565347 is about 530.8155794913.

The spelling of 149565347 in words is "one hundred forty-nine million, five hundred sixty-five thousand, three hundred forty-seven".