3231140501 has 2 divisors, whose sum is σ = 3231140502. Its totient is φ = 3231140500.

The previous prime is 3231140453. The next prime is 3231140503. The reversal of 3231140501 is 1050411323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1918527601 + 1312612900 = 43801^2 + 36230^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3231140501 is a prime.

It is a Sophie Germain prime.

Together with 3231140503, it forms a pair of twin primes.

It is a Chen 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 (3231140503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1615570250 + 1615570251.

It is an arithmetic number, because the mean of its divisors is an integer number (1615570251).

Almost surely, 2^3231140501 is an apocalyptic number.

It is an amenable number.

3231140501 is a deficient number, since it is larger than the sum of its proper divisors (1).

3231140501 is an equidigital number, since it uses as much as digits as its factorization.

3231140501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 3231140501 is about 56843.1218442478. The cubic root of 3231140501 is about 1478.3772847949.

Adding to 3231140501 its reverse (1050411323), we get a palindrome (4281551824).

The spelling of 3231140501 in words is "three billion, two hundred thirty-one million, one hundred forty thousand, five hundred one".