149833430947 has 2 divisors, whose sum is σ = 149833430948. Its totient is φ = 149833430946.

The previous prime is 149833430881. The next prime is 149833430953. The reversal of 149833430947 is 749034338941.

149833430947 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 a de Polignac number, because none of the positive numbers 2^k-149833430947 is a prime.

It is not a weakly prime, because it can be changed into another prime (149833130947) 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, 74916715473 + 74916715474.

It is an arithmetic number, because the mean of its divisors is an integer number (74916715474).

Almost surely, 2^149833430947 is an apocalyptic number.

149833430947 is a deficient number, since it is larger than the sum of its proper divisors (1).

149833430947 is an equidigital number, since it uses as much as digits as its factorization.

149833430947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7838208, while the sum is 55.

The spelling of 149833430947 in words is "one hundred forty-nine billion, eight hundred thirty-three million, four hundred thirty thousand, nine hundred forty-seven".