431225107 has 2 divisors, whose sum is σ = 431225108. Its totient is φ = 431225106.

The previous prime is 431225101. The next prime is 431225117. The reversal of 431225107 is 701522134.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 431225107 - 2²³ = 422836499 is a prime.

It is a super-2 number, since 2×431225107² = 371910185814322898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (431225101) 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, 215612553 + 215612554.

It is an arithmetic number, because the mean of its divisors is an integer number (215612554).

Almost surely, 2^431225107 is an apocalyptic number.

431225107 is a deficient number, since it is larger than the sum of its proper divisors (1).

431225107 is an equidigital number, since it uses as much as digits as its factorization.

431225107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 431225107 is about 20765.9602956377. The cubic root of 431225107 is about 755.5003668223.

The spelling of 431225107 in words is "four hundred thirty-one million, two hundred twenty-five thousand, one hundred seven".