149523343 has 2 divisors, whose sum is σ = 149523344. Its totient is φ = 149523342.

The previous prime is 149523337. The next prime is 149523443. The reversal of 149523343 is 343325941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149523343 - 2²⁵ = 115968911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 149523299 and 149523308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149523443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74761671 + 74761672.

It is an arithmetic number, because the mean of its divisors is an integer number (74761672).

Almost surely, 2^149523343 is an apocalyptic number.

149523343 is a deficient number, since it is larger than the sum of its proper divisors (1).

149523343 is an equidigital number, since it uses as much as digits as its factorization.

149523343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 34.

The square root of 149523343 is about 12227.9737896350. The cubic root of 149523343 is about 530.7658833427.

The spelling of 149523343 in words is "one hundred forty-nine million, five hundred twenty-three thousand, three hundred forty-three".