145321334 has 8 divisors (see below), whose sum is σ = 218158920. Its totient is φ = 72601696.

The previous prime is 145321327. The next prime is 145321373. The reversal of 145321334 is 433123541.

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

It is a super-2 number, since 2×145321334² = 42236580231079112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26339 + ... + 31374.

It is an arithmetic number, because the mean of its divisors is an integer number (27269865).

Almost surely, 2^145321334 is an apocalyptic number.

145321334 is a deficient number, since it is larger than the sum of its proper divisors (72837586).

145321334 is a wasteful number, since it uses less digits than its factorization.

145321334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58974.

The product of its digits is 4320, while the sum is 26.

The square root of 145321334 is about 12054.9298629233. The cubic root of 145321334 is about 525.7465828583.

Adding to 145321334 its reverse (433123541), we get a palindrome (578444875).

The spelling of 145321334 in words is "one hundred forty-five million, three hundred twenty-one thousand, three hundred thirty-four".