1331210141 has 2 divisors, whose sum is σ = 1331210142. Its totient is φ = 1331210140.

The previous prime is 1331210071. The next prime is 1331210189. The reversal of 1331210141 is 1410121331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1251107641 + 80102500 = 35371^2 + 8950^2 .

It is an emirp because it is prime and its reverse (1410121331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1331210141 - 2²⁶ = 1264101277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1331410141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665605070 + 665605071.

It is an arithmetic number, because the mean of its divisors is an integer number (665605071).

Almost surely, 2^1331210141 is an apocalyptic number.

It is an amenable number.

1331210141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331210141 is an equidigital number, since it uses as much as digits as its factorization.

1331210141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1331210141 is about 36485.7525754917. The cubic root of 1331210141 is about 1100.0578870363.

Adding to 1331210141 its reverse (1410121331), we get a palindrome (2741331472).

The spelling of 1331210141 in words is "one billion, three hundred thirty-one million, two hundred ten thousand, one hundred forty-one".