132421707 has 12 divisors (see below), whose sum is σ = 208664664. Its totient is φ = 80255520.

The previous prime is 132421703. The next prime is 132421717. The reversal of 132421707 is 707124231.

It is a happy number.

It is not a de Polignac number, because 132421707 - 2² = 132421703 is a prime.

It is not an unprimeable number, because it can be changed into a prime (132421703) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 668698 + ... + 668895.

It is an arithmetic number, because the mean of its divisors is an integer number (17388722).

Almost surely, 2^132421707 is an apocalyptic number.

132421707 is a deficient number, since it is larger than the sum of its proper divisors (76242957).

132421707 is a wasteful number, since it uses less digits than its factorization.

132421707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337610 (or 1337607 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 132421707 is about 11507.4631000929. The cubic root of 132421707 is about 509.7059781606.

Adding to 132421707 its reverse (707124231), we get a palindrome (839545938).

The spelling of 132421707 in words is "one hundred thirty-two million, four hundred twenty-one thousand, seven hundred seven".