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149335135 = 529867027
BaseRepresentation
bin10001110011010…
…10110001011111
3101102000000021221
420321222301133
5301212211020
622452434211
73462220255
oct1071526137
9342000257
10149335135
1177328774
1242018967
1324c283b1
1415b945d5
15d19c6aa
hex8e6ac5f

149335135 has 4 divisors (see below), whose sum is σ = 179202168. Its totient is φ = 119468104.

The previous prime is 149335133. The next prime is 149335163. The reversal of 149335135 is 531533941.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 531533941 = 1314057511.

It is a cyclic number.

It is not a de Polignac number, because 149335135 - 21 = 149335133 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 149335135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149335133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14933509 + ... + 14933518.

It is an arithmetic number, because the mean of its divisors is an integer number (44800542).

Almost surely, 2149335135 is an apocalyptic number.

149335135 is a deficient number, since it is larger than the sum of its proper divisors (29867033).

149335135 is an equidigital number, since it uses as much as digits as its factorization.

149335135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29867032.

The product of its digits is 24300, while the sum is 34.

The square root of 149335135 is about 12220.2755697243. The cubic root of 149335135 is about 530.5430946558.

The spelling of 149335135 in words is "one hundred forty-nine million, three hundred thirty-five thousand, one hundred thirty-five".

Divisors: 1 5 29867027 149335135