307132106 has 4 divisors (see below), whose sum is σ = 460698162. Its totient is φ = 153566052.

The previous prime is 307132103. The next prime is 307132117. The reversal of 307132106 is 601231703.

It is a happy number.

307132106 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 601231703 = 103 ⋅5837201.

It can be written as a sum of positive squares in only one way, i.e., 214183225 + 92948881 = 14635^2 + 9641^2 .

It is not an unprimeable number, because it can be changed into a prime (307132103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76783025 + ... + 76783028.

Almost surely, 2^307132106 is an apocalyptic number.

307132106 is a deficient number, since it is larger than the sum of its proper divisors (153566056).

307132106 is a wasteful number, since it uses less digits than its factorization.

307132106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153566055.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 307132106 is about 17525.1849062998. The cubic root of 307132106 is about 674.6964202305.

Adding to 307132106 its reverse (601231703), we get a palindrome (908363809).

The spelling of 307132106 in words is "three hundred seven million, one hundred thirty-two thousand, one hundred six".