149666411 has 2 divisors, whose sum is σ = 149666412. Its totient is φ = 149666410.

The previous prime is 149666399. The next prime is 149666417. The reversal of 149666411 is 114666941.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 149666411 - 2¹⁰ = 149665387 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (149666417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74833205 + 74833206.

It is an arithmetic number, because the mean of its divisors is an integer number (74833206).

Almost surely, 2^149666411 is an apocalyptic number.

149666411 is a deficient number, since it is larger than the sum of its proper divisors (1).

149666411 is an equidigital number, since it uses as much as digits as its factorization.

149666411 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 38.

The square root of 149666411 is about 12233.8224198327. The cubic root of 149666411 is about 530.9351131223.

The spelling of 149666411 in words is "one hundred forty-nine million, six hundred sixty-six thousand, four hundred eleven".