146382405137 has 2 divisors, whose sum is σ = 146382405138. Its totient is φ = 146382405136.

The previous prime is 146382405047. The next prime is 146382405149. The reversal of 146382405137 is 731504283641.

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., 122331358081 + 24051047056 = 349759^2 + 155084^2 .

It is a cyclic number.

It is not a de Polignac number, because 146382405137 - 2¹⁴ = 146382388753 is a prime.

It is not a weakly prime, because it can be changed into another prime (146382405167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73191202568 + 73191202569.

It is an arithmetic number, because the mean of its divisors is an integer number (73191202569).

Almost surely, 2^146382405137 is an apocalyptic number.

It is an amenable number.

146382405137 is a deficient number, since it is larger than the sum of its proper divisors (1).

146382405137 is an equidigital number, since it uses as much as digits as its factorization.

146382405137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 483840, while the sum is 44.

Adding to 146382405137 its reverse (731504283641), we get a palindrome (877886688778).

The spelling of 146382405137 in words is "one hundred forty-six billion, three hundred eighty-two million, four hundred five thousand, one hundred thirty-seven".