149253695 has 16 divisors (see below), whose sum is σ = 181576512. Its totient is φ = 117765120.

The previous prime is 149253649. The next prime is 149253707. The reversal of 149253695 is 596352941.

It is not a de Polignac number, because 149253695 - 2⁶ = 149253631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181385 + ... + 182205.

It is an arithmetic number, because the mean of its divisors is an integer number (11348532).

Almost surely, 2^149253695 is an apocalyptic number.

149253695 is a deficient number, since it is larger than the sum of its proper divisors (32322817).

149253695 is a wasteful number, since it uses less digits than its factorization.

149253695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1282.

The product of its digits is 291600, while the sum is 44.

The square root of 149253695 is about 12216.9429482174. The cubic root of 149253695 is about 530.4466331267.

The spelling of 149253695 in words is "one hundred forty-nine million, two hundred fifty-three thousand, six hundred ninety-five".