127533147 has 16 divisors (see below), whose sum is σ = 194557440. Its totient is φ = 72793152.

The previous prime is 127533113. The next prime is 127533151. The reversal of 127533147 is 741335721.

It is not a de Polignac number, because 127533147 - 2⁸ = 127532891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (127533157) 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, 18754 + ... + 24632.

It is an arithmetic number, because the mean of its divisors is an integer number (12159840).

Almost surely, 2^127533147 is an apocalyptic number.

127533147 is a deficient number, since it is larger than the sum of its proper divisors (67024293).

127533147 is a wasteful number, since it uses less digits than its factorization.

127533147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6922.

The product of its digits is 17640, while the sum is 33.

The square root of 127533147 is about 11293.0574690825. The cubic root of 127533147 is about 503.3549673707.

Adding to 127533147 its reverse (741335721), we get a palindrome (868868868).

The spelling of 127533147 in words is "one hundred twenty-seven million, five hundred thirty-three thousand, one hundred forty-seven".