415323431 has 2 divisors, whose sum is σ = 415323432. Its totient is φ = 415323430.

The previous prime is 415323407. The next prime is 415323439. The reversal of 415323431 is 134323514.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 415323431 - 2⁶ = 415323367 is a prime.

It is a super-2 number, since 2×415323431² = 344987104675223522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 415323431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (415323439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207661715 + 207661716.

It is an arithmetic number, because the mean of its divisors is an integer number (207661716).

Almost surely, 2^415323431 is an apocalyptic number.

415323431 is a deficient number, since it is larger than the sum of its proper divisors (1).

415323431 is an equidigital number, since it uses as much as digits as its factorization.

415323431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 26.

The square root of 415323431 is about 20379.4855430651. The cubic root of 415323431 is about 746.0973160426.

Adding to 415323431 its reverse (134323514), we get a palindrome (549646945).

The spelling of 415323431 in words is "four hundred fifteen million, three hundred twenty-three thousand, four hundred thirty-one".