145340012 has 24 divisors (see below), whose sum is σ = 257288304. Its totient is φ = 71834112.

The previous prime is 145340009. The next prime is 145340017. The reversal of 145340012 is 210043541.

145340012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×145340012² = 42247438176320288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145340017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184283 + ... + 185069.

It is an arithmetic number, because the mean of its divisors is an integer number (10720346).

Almost surely, 2^145340012 is an apocalyptic number.

It is an amenable number.

145340012 is a deficient number, since it is larger than the sum of its proper divisors (111948292).

145340012 is a wasteful number, since it uses less digits than its factorization.

145340012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265 (or 1263 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 145340012 is about 12055.7045418341. The cubic root of 145340012 is about 525.7691064473.

Adding to 145340012 its reverse (210043541), we get a palindrome (355383553).

The spelling of 145340012 in words is "one hundred forty-five million, three hundred forty thousand, twelve".