149995263 has 16 divisors (see below), whose sum is σ = 218664576. Its totient is φ = 90702240.

The previous prime is 149995249. The next prime is 149995273. The reversal of 149995263 is 362599941.

It is not a de Polignac number, because 149995263 - 2⁵ = 149995231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149995273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10545 + ... + 20277.

It is an arithmetic number, because the mean of its divisors is an integer number (13666536).

Almost surely, 2^149995263 is an apocalyptic number.

149995263 is a deficient number, since it is larger than the sum of its proper divisors (68669313).

149995263 is a wasteful number, since it uses less digits than its factorization.

149995263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10214.

The product of its digits is 524880, while the sum is 48.

The square root of 149995263 is about 12247.2553251739. The cubic root of 149995263 is about 531.3236914062.

The spelling of 149995263 in words is "one hundred forty-nine million, nine hundred ninety-five thousand, two hundred sixty-three".