231296291641 has 2 divisors, whose sum is σ = 231296291642. Its totient is φ = 231296291640.

The previous prime is 231296291573. The next prime is 231296291693. The reversal of 231296291641 is 146192692132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121536601641 + 109759690000 = 348621^2 + 331300^2 .

It is a cyclic number.

It is not a de Polignac number, because 231296291641 - 2³⁵ = 196936553273 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 231296291591 and 231296291600.

It is not a weakly prime, because it can be changed into another prime (231296091641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115648145820 + 115648145821.

It is an arithmetic number, because the mean of its divisors is an integer number (115648145821).

Almost surely, 2^231296291641 is an apocalyptic number.

It is an amenable number.

231296291641 is a deficient number, since it is larger than the sum of its proper divisors (1).

231296291641 is an equidigital number, since it uses as much as digits as its factorization.

231296291641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 279936, while the sum is 46.

The spelling of 231296291641 in words is "two hundred thirty-one billion, two hundred ninety-six million, two hundred ninety-one thousand, six hundred forty-one".