513962745 has 32 divisors (see below), whose sum is σ = 853362048. Its totient is φ = 263927808.

The previous prime is 513962699. The next prime is 513962767. The reversal of 513962745 is 547269315.

It is not a de Polignac number, because 513962745 - 2¹⁷ = 513831673 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 513962697 and 513962706.

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 31 ways as a sum of consecutive naturals, for example, 49062 + ... + 58608.

It is an arithmetic number, because the mean of its divisors is an integer number (26667564).

Almost surely, 2^513962745 is an apocalyptic number.

It is an amenable number.

513962745 is a deficient number, since it is larger than the sum of its proper divisors (339399303).

513962745 is a wasteful number, since it uses less digits than its factorization.

513962745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9689.

The product of its digits is 226800, while the sum is 42.

The square root of 513962745 is about 22670.7464588178. The cubic root of 513962745 is about 801.0209595186.

The spelling of 513962745 in words is "five hundred thirteen million, nine hundred sixty-two thousand, seven hundred forty-five".