145642316 has 6 divisors (see below), whose sum is σ = 254874060. Its totient is φ = 72821156.

The previous prime is 145642313. The next prime is 145642327. The reversal of 145642316 is 613246541.

It is not an unprimeable number, because it can be changed into a prime (145642313) 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, 18205286 + ... + 18205293.

It is an arithmetic number, because the mean of its divisors is an integer number (42479010).

Almost surely, 2^145642316 is an apocalyptic number.

It is an amenable number.

145642316 is a deficient number, since it is larger than the sum of its proper divisors (109231744).

145642316 is a wasteful number, since it uses less digits than its factorization.

145642316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36410583 (or 36410581 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 145642316 is about 12068.2358279908. The cubic root of 145642316 is about 526.1333833596.

Adding to 145642316 its reverse (613246541), we get a palindrome (758888857).

The spelling of 145642316 in words is "one hundred forty-five million, six hundred forty-two thousand, three hundred sixteen".