1232140001 has 2 divisors, whose sum is σ = 1232140002. Its totient is φ = 1232140000.

The previous prime is 1232139977. The next prime is 1232140003. The reversal of 1232140001 is 1000412321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1185011776 + 47128225 = 34424^2 + 6865^2 .

It is a cyclic number.

It is not a de Polignac number, because 1232140001 - 2¹⁰ = 1232138977 is a prime.

It is a Sophie Germain prime.

Together with 1232140003, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1232140003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616070000 + 616070001.

It is an arithmetic number, because the mean of its divisors is an integer number (616070001).

Almost surely, 2^1232140001 is an apocalyptic number.

It is an amenable number.

1232140001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232140001 is an equidigital number, since it uses as much as digits as its factorization.

1232140001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1232140001 is about 35101.8518172475. The cubic root of 1232140001 is about 1072.0622878270.

Adding to 1232140001 its reverse (1000412321), we get a palindrome (2232552322).

The spelling of 1232140001 in words is "one billion, two hundred thirty-two million, one hundred forty thousand, one".