145064434 has 8 divisors (see below), whose sum is σ = 230396508. Its totient is φ = 68265600.

The previous prime is 145064377. The next prime is 145064443. The reversal of 145064434 is 434460541.

It can be written as a sum of positive squares in 2 ways, for example, as 137241225 + 7823209 = 11715^2 + 2797^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 145064396 and 145064405.

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, 2133267 + ... + 2133334.

Almost surely, 2^145064434 is an apocalyptic number.

145064434 is a deficient number, since it is larger than the sum of its proper divisors (85332074).

145064434 is a wasteful number, since it uses less digits than its factorization.

145064434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4266620.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 145064434 is about 12044.2697578558. The cubic root of 145064434 is about 525.4365940428.

The spelling of 145064434 in words is "one hundred forty-five million, sixty-four thousand, four hundred thirty-four".