145358212 has 6 divisors (see below), whose sum is σ = 254376878. Its totient is φ = 72679104.

The previous prime is 145358207. The next prime is 145358221. The reversal of 145358212 is 212853541.

145358212 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., 73685056 + 71673156 = 8584^2 + 8466^2 .

It is a super-2 number, since 2×145358212² = 42258019591673888, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18169773 + ... + 18169780.

Almost surely, 2^145358212 is an apocalyptic number.

It is an amenable number.

145358212 is a deficient number, since it is larger than the sum of its proper divisors (109018666).

145358212 is a wasteful number, since it uses less digits than its factorization.

145358212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36339557 (or 36339555 counting only the distinct ones).

The product of its digits is 9600, while the sum is 31.

The square root of 145358212 is about 12056.4593475863. The cubic root of 145358212 is about 525.7910517653.

The spelling of 145358212 in words is "one hundred forty-five million, three hundred fifty-eight thousand, two hundred twelve".