145613814 has 16 divisors (see below), whose sum is σ = 301270320. Its totient is φ = 46864160.

The previous prime is 145613807. The next prime is 145613873. The reversal of 145613814 is 418316541.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 418257 + ... + 418604.

It is an arithmetic number, because the mean of its divisors is an integer number (18829395).

Almost surely, 2^145613814 is an apocalyptic number.

145613814 is an abundant number, since it is smaller than the sum of its proper divisors (155656506).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145613814 is a wasteful number, since it uses less digits than its factorization.

145613814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836895.

The product of its digits is 11520, while the sum is 33.

The square root of 145613814 is about 12067.0549016734. The cubic root of 145613814 is about 526.0990599285.

The spelling of 145613814 in words is "one hundred forty-five million, six hundred thirteen thousand, eight hundred fourteen".