100532147 has 2 divisors, whose sum is σ = 100532148. Its totient is φ = 100532146.

The previous prime is 100532143. The next prime is 100532177. The reversal of 100532147 is 741235001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100532147 - 2² = 100532143 is a prime.

It is not a weakly prime, because it can be changed into another prime (100532141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50266073 + 50266074.

It is an arithmetic number, because the mean of its divisors is an integer number (50266074).

Almost surely, 2^100532147 is an apocalyptic number.

100532147 is a deficient number, since it is larger than the sum of its proper divisors (1).

100532147 is an equidigital number, since it uses as much as digits as its factorization.

100532147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 100532147 is about 10026.5720463177. The cubic root of 100532147 is about 464.9807630690.

Adding to 100532147 its reverse (741235001), we get a palindrome (841767148).

The spelling of 100532147 in words is "one hundred million, five hundred thirty-two thousand, one hundred forty-seven".