145255414 has 8 divisors (see below), whose sum is σ = 223771968. Its totient is φ = 70664760.

The previous prime is 145255379. The next prime is 145255459. The reversal of 145255414 is 414552541.

It is a happy number.

145255414 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×145255414² = 42198270592622792, 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, 981382 + ... + 981529.

It is an arithmetic number, because the mean of its divisors is an integer number (27971496).

Almost surely, 2^145255414 is an apocalyptic number.

145255414 is a deficient number, since it is larger than the sum of its proper divisors (78516554).

145255414 is a wasteful number, since it uses less digits than its factorization.

145255414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1962950.

The product of its digits is 16000, while the sum is 31.

The square root of 145255414 is about 12052.1954016685. The cubic root of 145255414 is about 525.6670752470.

The spelling of 145255414 in words is "one hundred forty-five million, two hundred fifty-five thousand, four hundred fourteen".