145331444411 has 2 divisors, whose sum is σ = 145331444412. Its totient is φ = 145331444410.

The previous prime is 145331444407. The next prime is 145331444443. The reversal of 145331444411 is 114444133541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145331444411 - 2² = 145331444407 is a prime.

It is a super-2 number, since 2×145331444411² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (145331404411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72665722205 + 72665722206.

It is an arithmetic number, because the mean of its divisors is an integer number (72665722206).

Almost surely, 2^145331444411 is an apocalyptic number.

145331444411 is a deficient number, since it is larger than the sum of its proper divisors (1).

145331444411 is an equidigital number, since it uses as much as digits as its factorization.

145331444411 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 35.

Adding to 145331444411 its reverse (114444133541), we get a palindrome (259775577952).

The spelling of 145331444411 in words is "one hundred forty-five billion, three hundred thirty-one million, four hundred forty-four thousand, four hundred eleven".