149359811 has 2 divisors, whose sum is σ = 149359812. Its totient is φ = 149359810.

The previous prime is 149359801. The next prime is 149359823. The reversal of 149359811 is 118953941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149359811 - 2¹⁴ = 149343427 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (149359801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74679905 + 74679906.

It is an arithmetic number, because the mean of its divisors is an integer number (74679906).

Almost surely, 2^149359811 is an apocalyptic number.

149359811 is a deficient number, since it is larger than the sum of its proper divisors (1).

149359811 is an equidigital number, since it uses as much as digits as its factorization.

149359811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 41.

The square root of 149359811 is about 12221.2851615532. The cubic root of 149359811 is about 530.5723151970.

The spelling of 149359811 in words is "one hundred forty-nine million, three hundred fifty-nine thousand, eight hundred eleven".