145751234 has 8 divisors (see below), whose sum is σ = 231487308. Its totient is φ = 68588800.

The previous prime is 145751213. The next prime is 145751273. The reversal of 145751234 is 432157541.

145751234 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 132319009 + 13432225 = 11503^2 + 3665^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 145751234.

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, 2143367 + ... + 2143434.

Almost surely, 2^145751234 is an apocalyptic number.

145751234 is a deficient number, since it is larger than the sum of its proper divisors (85736074).

145751234 is a wasteful number, since it uses less digits than its factorization.

145751234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4286820.

The product of its digits is 16800, while the sum is 32.

The square root of 145751234 is about 12072.7475745996. The cubic root of 145751234 is about 526.2645062323.

The spelling of 145751234 in words is "one hundred forty-five million, seven hundred fifty-one thousand, two hundred thirty-four".