145397314 has 8 divisors (see below), whose sum is σ = 218173968. Its totient is φ = 72672660.

The previous prime is 145397267. The next prime is 145397321. The reversal of 145397314 is 413793541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×145397314² = 42280757836829192, which contains 22 as substring.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 5032 + ... + 17779.

It is an arithmetic number, because the mean of its divisors is an integer number (27271746).

Almost surely, 2^145397314 is an apocalyptic number.

145397314 is a deficient number, since it is larger than the sum of its proper divisors (72776654).

145397314 is a wasteful number, since it uses less digits than its factorization.

145397314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26000.

The product of its digits is 45360, while the sum is 37.

The square root of 145397314 is about 12058.0808589095. The cubic root of 145397314 is about 525.8381942422.

The spelling of 145397314 in words is "one hundred forty-five million, three hundred ninety-seven thousand, three hundred fourteen".