1461332141 has 2 divisors, whose sum is σ = 1461332142. Its totient is φ = 1461332140.

The previous prime is 1461332137. The next prime is 1461332143. The reversal of 1461332141 is 1412331641.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 903002500 + 558329641 = 30050^2 + 23629^2 .

It is a cyclic number.

It is not a de Polignac number, because 1461332141 - 2² = 1461332137 is a prime.

Together with 1461332143, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1461332141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1461332143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 730666070 + 730666071.

It is an arithmetic number, because the mean of its divisors is an integer number (730666071).

Almost surely, 2^1461332141 is an apocalyptic number.

It is an amenable number.

1461332141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1461332141 is an equidigital number, since it uses as much as digits as its factorization.

1461332141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 26.

The square root of 1461332141 is about 38227.3742362721. The cubic root of 1461332141 is about 1134.7921219424.

Adding to 1461332141 its reverse (1412331641), we get a palindrome (2873663782).

The spelling of 1461332141 in words is "one billion, four hundred sixty-one million, three hundred thirty-two thousand, one hundred forty-one".