149694343 has 2 divisors, whose sum is σ = 149694344. Its totient is φ = 149694342.

The previous prime is 149694289. The next prime is 149694353. The reversal of 149694343 is 343496941.

149694343 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 149694343 - 2²⁵ = 116139911 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 149694343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149694353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74847171 + 74847172.

It is an arithmetic number, because the mean of its divisors is an integer number (74847172).

Almost surely, 2^149694343 is an apocalyptic number.

149694343 is a deficient number, since it is larger than the sum of its proper divisors (1).

149694343 is an equidigital number, since it uses as much as digits as its factorization.

149694343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 279936, while the sum is 43.

The square root of 149694343 is about 12234.9639558112. The cubic root of 149694343 is about 530.9681402547.

The spelling of 149694343 in words is "one hundred forty-nine million, six hundred ninety-four thousand, three hundred forty-three".