145545337 has 6 divisors (see below), whose sum is σ = 169307898. Its totient is φ = 124753104.

The previous prime is 145545319. The next prime is 145545391. The reversal of 145545337 is 733545541.

145545337 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 124970041 + 20575296 = 11179^2 + 4536^2 .

It is not a de Polignac number, because 145545337 - 2⁷ = 145545209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 145545296 and 145545305.

It is not an unprimeable number, because it can be changed into a prime (145545637) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1485108 + ... + 1485205.

It is an arithmetic number, because the mean of its divisors is an integer number (28217983).

Almost surely, 2^145545337 is an apocalyptic number.

It is an amenable number.

145545337 is a deficient number, since it is larger than the sum of its proper divisors (23762561).

145545337 is an equidigital number, since it uses as much as digits as its factorization.

145545337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2970327 (or 2970320 counting only the distinct ones).

The product of its digits is 126000, while the sum is 37.

The square root of 145545337 is about 12064.2172145564. The cubic root of 145545337 is about 526.0165784363.

It can be divided in two parts, 14554 and 5337, that added together give a palindrome (19891).

The spelling of 145545337 in words is "one hundred forty-five million, five hundred forty-five thousand, three hundred thirty-seven".