145103105344 has 14 divisors (see below), whose sum is σ = 287938974794. Its totient is φ = 72551552640.

The previous prime is 145103105327. The next prime is 145103105347. The reversal of 145103105344 is 443501301541.

It can be written as a sum of positive squares in only one way, i.e., 112734777600 + 32368327744 = 335760^2 + 179912^2 .

It is a super-2 number, since 2×145103105344² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145103105347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1133617947 + ... + 1133618074.

Almost surely, 2^145103105344 is an apocalyptic number.

It is an amenable number.

145103105344 is a deficient number, since it is larger than the sum of its proper divisors (142835869450).

145103105344 is an equidigital number, since it uses as much as digits as its factorization.

145103105344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2267236033 (or 2267236023 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 145103105344 its reverse (443501301541), we get a palindrome (588604406885).

The spelling of 145103105344 in words is "one hundred forty-five billion, one hundred three million, one hundred five thousand, three hundred forty-four".