5143430465 has 4 divisors (see below), whose sum is σ = 6172116564. Its totient is φ = 4114744368.

The previous prime is 5143430449. The next prime is 5143430471. The reversal of 5143430465 is 5640343415.

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 1635474481 + 3507955984 = 40441^2 + 59228^2 .

It is a cyclic number.

It is not a de Polignac number, because 5143430465 - 2⁴ = 5143430449 is a prime.

It is a Duffinian number.

It is a Curzon 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, 514343042 + ... + 514343051.

It is an arithmetic number, because the mean of its divisors is an integer number (1543029141).

Almost surely, 2^5143430465 is an apocalyptic number.

It is an amenable number.

5143430465 is a deficient number, since it is larger than the sum of its proper divisors (1028686099).

5143430465 is a wasteful number, since it uses less digits than its factorization.

5143430465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028686098.

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 5143430465 is about 71717.7137463263. The cubic root of 5143430465 is about 1726.1728874125.

The spelling of 5143430465 in words is "five billion, one hundred forty-three million, four hundred thirty thousand, four hundred sixty-five".