149281354811 has 2 divisors, whose sum is σ = 149281354812. Its totient is φ = 149281354810.

The previous prime is 149281354799. The next prime is 149281354819. The reversal of 149281354811 is 118453182941.

149281354811 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 is a cyclic number.

It is not a de Polignac number, because 149281354811 - 2³⁴ = 132101485627 is a prime.

It is not a weakly prime, because it can be changed into another prime (149281354819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74640677405 + 74640677406.

It is an arithmetic number, because the mean of its divisors is an integer number (74640677406).

Almost surely, 2^149281354811 is an apocalyptic number.

149281354811 is a deficient number, since it is larger than the sum of its proper divisors (1).

149281354811 is an equidigital number, since it uses as much as digits as its factorization.

149281354811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 276480, while the sum is 47.

The spelling of 149281354811 in words is "one hundred forty-nine billion, two hundred eighty-one million, three hundred fifty-four thousand, eight hundred eleven".