149297587127 has 8 divisors (see below), whose sum is σ = 160785614640. Its totient is φ = 137810073600.

The previous prime is 149297587123. The next prime is 149297587157. The reversal of 149297587127 is 721785792941.

149297587127 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 149297587127 - 2² = 149297587123 is a prime.

It is a super-2 number, since 2×149297587127² (a number of 23 digits) contains 22 as substring.

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 149297587127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149297587123) 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 7 ways as a sum of consecutive naturals, for example, 649124 + ... + 848502.

It is an arithmetic number, because the mean of its divisors is an integer number (20098201830).

Almost surely, 2^149297587127 is an apocalyptic number.

149297587127 is a deficient number, since it is larger than the sum of its proper divisors (11488027513).

149297587127 is a wasteful number, since it uses less digits than its factorization.

149297587127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256993.

The product of its digits is 17781120, while the sum is 62.

The spelling of 149297587127 in words is "one hundred forty-nine billion, two hundred ninety-seven million, five hundred eighty-seven thousand, one hundred twenty-seven".