1431342541 has 2 divisors, whose sum is σ = 1431342542. Its totient is φ = 1431342540.

The previous prime is 1431342529. The next prime is 1431342569. The reversal of 1431342541 is 1452431341.

It is an a-pointer prime, because the next prime (1431342569) can be obtained adding 1431342541 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1425364516 + 5978025 = 37754^2 + 2445^2 .

It is a cyclic number.

It is not a de Polignac number, because 1431342541 - 2¹⁹ = 1430818253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1431342581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 715671270 + 715671271.

It is an arithmetic number, because the mean of its divisors is an integer number (715671271).

Almost surely, 2^1431342541 is an apocalyptic number.

It is an amenable number.

1431342541 is a deficient number, since it is larger than the sum of its proper divisors (1).

1431342541 is an equidigital number, since it uses as much as digits as its factorization.

1431342541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 28.

The square root of 1431342541 is about 37833.0879125667. The cubic root of 1431342541 is about 1126.9756339691.

Adding to 1431342541 its reverse (1452431341), we get a palindrome (2883773882).

The spelling of 1431342541 in words is "one billion, four hundred thirty-one million, three hundred forty-two thousand, five hundred forty-one".