149136567 has 16 divisors (see below), whose sum is σ = 216069120. Its totient is φ = 91152000.

The previous prime is 149136539. The next prime is 149136583. The reversal of 149136567 is 765631941.

It is not a de Polignac number, because 149136567 - 2²⁰ = 148087991 is a prime.

It is a super-3 number, since 3×149136567³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149136527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40434 + ... + 43967.

It is an arithmetic number, because the mean of its divisors is an integer number (13504320).

Almost surely, 2^149136567 is an apocalyptic number.

149136567 is a deficient number, since it is larger than the sum of its proper divisors (66932553).

149136567 is a wasteful number, since it uses less digits than its factorization.

149136567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84454.

The product of its digits is 136080, while the sum is 42.

The square root of 149136567 is about 12212.1483367997. The cubic root of 149136567 is about 530.3078394379.

The spelling of 149136567 in words is "one hundred forty-nine million, one hundred thirty-six thousand, five hundred sixty-seven".