5431145511 has 8 divisors (see below), whose sum is σ = 7899848064. Its totient is φ = 3291603320.

The previous prime is 5431145453. The next prime is 5431145519. The reversal of 5431145511 is 1155411345.

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

It is a cyclic number.

It is not a de Polignac number, because 5431145511 - 2¹⁰ = 5431144487 is a prime.

It is a super-2 number, since 2×5431145511² = 58994683123310902242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5431145519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82290051 + ... + 82290116.

It is an arithmetic number, because the mean of its divisors is an integer number (987481008).

Almost surely, 2^5431145511 is an apocalyptic number.

5431145511 is a deficient number, since it is larger than the sum of its proper divisors (2468702553).

5431145511 is a wasteful number, since it uses less digits than its factorization.

5431145511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164580181.

The product of its digits is 6000, while the sum is 30.

The square root of 5431145511 is about 73696.3059521982. The cubic root of 5431145511 is about 1757.7771428426. Note that the first 3 decimals are identical.

Adding to 5431145511 its reverse (1155411345), we get a palindrome (6586556856).

The spelling of 5431145511 in words is "five billion, four hundred thirty-one million, one hundred forty-five thousand, five hundred eleven".