145303612 has 6 divisors (see below), whose sum is σ = 254281328. Its totient is φ = 72651804.

The previous prime is 145303567. The next prime is 145303619. The reversal of 145303612 is 216303541.

It is a super-2 number, since 2×145303612² = 42226279320493088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145303619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18162948 + ... + 18162955.

Almost surely, 2^145303612 is an apocalyptic number.

It is an amenable number.

145303612 is a deficient number, since it is larger than the sum of its proper divisors (108977716).

145303612 is a wasteful number, since it uses less digits than its factorization.

145303612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36325907 (or 36325905 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 145303612 is about 12054.1947885373. The cubic root of 145303612 is about 525.7252103145.

The spelling of 145303612 in words is "one hundred forty-five million, three hundred three thousand, six hundred twelve".