213625147 has 2 divisors, whose sum is σ = 213625148. Its totient is φ = 213625146.

The previous prime is 213625099. The next prime is 213625171. The reversal of 213625147 is 741526312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213625147 - 2⁷ = 213625019 is a prime.

It is equal to p_11790535 and since 213625147 and 11790535 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (213625747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106812573 + 106812574.

It is an arithmetic number, because the mean of its divisors is an integer number (106812574).

Almost surely, 2^213625147 is an apocalyptic number.

213625147 is a deficient number, since it is larger than the sum of its proper divisors (1).

213625147 is an equidigital number, since it uses as much as digits as its factorization.

213625147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 31.

The square root of 213625147 is about 14615.9210110071. The cubic root of 213625147 is about 597.7929535681.

The spelling of 213625147 in words is "two hundred thirteen million, six hundred twenty-five thousand, one hundred forty-seven".