514506145 has 4 divisors (see below), whose sum is σ = 617407380. Its totient is φ = 411604912.

The previous prime is 514506131. The next prime is 514506151. The reversal of 514506145 is 541605415.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 334194961 + 180311184 = 18281^2 + 13428^2 .

It is a cyclic number.

It is not a de Polignac number, because 514506145 - 2⁷ = 514506017 is a prime.

It is a super-2 number, since 2×514506145² = 529433146485522050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51450610 + ... + 51450619.

It is an arithmetic number, because the mean of its divisors is an integer number (154351845).

Almost surely, 2^514506145 is an apocalyptic number.

It is an amenable number.

514506145 is a deficient number, since it is larger than the sum of its proper divisors (102901235).

514506145 is a wasteful number, since it uses less digits than its factorization.

514506145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102901234.

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 514506145 is about 22682.7279003210. The cubic root of 514506145 is about 801.3031599193.

The spelling of 514506145 in words is "five hundred fourteen million, five hundred six thousand, one hundred forty-five".