231034428413 has 2 divisors, whose sum is σ = 231034428414. Its totient is φ = 231034428412.

The previous prime is 231034428379. The next prime is 231034428461. The reversal of 231034428413 is 314824430132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 123491096569 + 107543331844 = 351413^2 + 327938^2 .

It is a cyclic number.

It is not a de Polignac number, because 231034428413 - 2¹⁸ = 231034166269 is a prime.

It is a super-2 number, since 2×231034428413² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231034448413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115517214206 + 115517214207.

It is an arithmetic number, because the mean of its divisors is an integer number (115517214207).

Almost surely, 2^231034428413 is an apocalyptic number.

It is an amenable number.

231034428413 is a deficient number, since it is larger than the sum of its proper divisors (1).

231034428413 is an equidigital number, since it uses as much as digits as its factorization.

231034428413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 35.

Adding to 231034428413 its reverse (314824430132), we get a palindrome (545858858545).

The spelling of 231034428413 in words is "two hundred thirty-one billion, thirty-four million, four hundred twenty-eight thousand, four hundred thirteen".