132127402 has 24 divisors (see below), whose sum is σ = 219888900. Its totient is φ = 59495040.

The previous prime is 132127399. The next prime is 132127427. The reversal of 132127402 is 204721231.

It can be written as a sum of positive squares in 2 ways, for example, as 131125401 + 1002001 = 11451^2 + 1001^2 .

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23874 + ... + 28882.

Almost surely, 2^132127402 is an apocalyptic number.

132127402 is a deficient number, since it is larger than the sum of its proper divisors (87761498).

132127402 is a wasteful number, since it uses less digits than its factorization.

132127402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5142 (or 5131 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 132127402 is about 11494.6684162702. The cubic root of 132127402 is about 509.3280937750.

Adding to 132127402 its reverse (204721231), we get a palindrome (336848633).

The spelling of 132127402 in words is "one hundred thirty-two million, one hundred twenty-seven thousand, four hundred two".