145452116 has 6 divisors (see below), whose sum is σ = 254541210. Its totient is φ = 72726056.

The previous prime is 145452113. The next prime is 145452137. The reversal of 145452116 is 611254541.

It can be written as a sum of positive squares in only one way, i.e., 133864900 + 11587216 = 11570^2 + 3404^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145452113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18181511 + ... + 18181518.

It is an arithmetic number, because the mean of its divisors is an integer number (42423535).

Almost surely, 2^145452116 is an apocalyptic number.

It is an amenable number.

145452116 is a deficient number, since it is larger than the sum of its proper divisors (109089094).

145452116 is a wasteful number, since it uses less digits than its factorization.

145452116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36363033 (or 36363031 counting only the distinct ones).

The product of its digits is 4800, while the sum is 29.

The square root of 145452116 is about 12060.3530628253. The cubic root of 145452116 is about 525.9042508613.

It can be divided in two parts, 14545 and 2116, that added together give a palindrome (16661).

The spelling of 145452116 in words is "one hundred forty-five million, four hundred fifty-two thousand, one hundred sixteen".