145437212 has 6 divisors (see below), whose sum is σ = 254515128. Its totient is φ = 72718604.

The previous prime is 145437203. The next prime is 145437217. The reversal of 145437212 is 212734541.

145437212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145437217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18179648 + ... + 18179655.

It is an arithmetic number, because the mean of its divisors is an integer number (42419188).

Almost surely, 2^145437212 is an apocalyptic number.

It is an amenable number.

145437212 is a deficient number, since it is larger than the sum of its proper divisors (109077916).

145437212 is a wasteful number, since it uses less digits than its factorization.

145437212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36359307 (or 36359305 counting only the distinct ones).

The product of its digits is 6720, while the sum is 29.

The square root of 145437212 is about 12059.7351546375. The cubic root of 145437212 is about 525.8862876881.

The spelling of 145437212 in words is "one hundred forty-five million, four hundred thirty-seven thousand, two hundred twelve".