149398535 has 24 divisors (see below), whose sum is σ = 211791024. Its totient is φ = 100289280.

The previous prime is 149398523. The next prime is 149398541. The reversal of 149398535 is 535893941.

It is not a de Polignac number, because 149398535 - 2⁸ = 149398279 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 149398535.

It is a congruent number.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 1259 + ... + 17331.

It is an arithmetic number, because the mean of its divisors is an integer number (8824626).

Almost surely, 2^149398535 is an apocalyptic number.

149398535 is a deficient number, since it is larger than the sum of its proper divisors (62392489).

149398535 is a wasteful number, since it uses less digits than its factorization.

149398535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16115 (or 16102 counting only the distinct ones).

The product of its digits is 583200, while the sum is 47.

The square root of 149398535 is about 12222.8693439798. The cubic root of 149398535 is about 530.6181644493.

The spelling of 149398535 in words is "one hundred forty-nine million, three hundred ninety-eight thousand, five hundred thirty-five".