3231124649 has 2 divisors, whose sum is σ = 3231124650. Its totient is φ = 3231124648.

The previous prime is 3231124627. The next prime is 3231124693. The reversal of 3231124649 is 9464211323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3171942400 + 59182249 = 56320^2 + 7693^2 .

It is a cyclic number.

It is not a de Polignac number, because 3231124649 - 2²⁸ = 2962689193 is a prime.

It is not a weakly prime, because it can be changed into another prime (3231127649) 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, 1615562324 + 1615562325.

It is an arithmetic number, because the mean of its divisors is an integer number (1615562325).

Almost surely, 2^3231124649 is an apocalyptic number.

It is an amenable number.

3231124649 is a deficient number, since it is larger than the sum of its proper divisors (1).

3231124649 is an equidigital number, since it uses as much as digits as its factorization.

3231124649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 35.

The square root of 3231124649 is about 56842.9824076816. The cubic root of 3231124649 is about 1478.3748671475.

The spelling of 3231124649 in words is "three billion, two hundred thirty-one million, one hundred twenty-four thousand, six hundred forty-nine".