5143507465 has 4 divisors (see below), whose sum is σ = 6172208964. Its totient is φ = 4114805968.

The previous prime is 5143507459. The next prime is 5143507477. The reversal of 5143507465 is 5647053415.

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 3479112256 + 1664395209 = 58984^2 + 40797^2 .

It is a cyclic number.

It is not a de Polignac number, because 5143507465 - 2⁵ = 5143507433 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian 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, 514350742 + ... + 514350751.

It is an arithmetic number, because the mean of its divisors is an integer number (1543052241).

Almost surely, 2^5143507465 is an apocalyptic number.

It is an amenable number.

5143507465 is a deficient number, since it is larger than the sum of its proper divisors (1028701499).

5143507465 is a wasteful number, since it uses less digits than its factorization.

5143507465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028701498.

The product of its (nonzero) digits is 252000, while the sum is 40.

The square root of 5143507465 is about 71718.2505712458. The cubic root of 5143507465 is about 1726.1815012906.

The spelling of 5143507465 in words is "five billion, one hundred forty-three million, five hundred seven thousand, four hundred sixty-five".