431163116515135 has 16 divisors (see below), whose sum is σ = 527238370992384. Its totient is φ = 338370725452032.

The previous prime is 431163116515129. The next prime is 431163116515141. The reversal of 431163116515135 is 531515611361134.

It is an interprime number because it is at equal distance from previous prime (431163116515129) and next prime (431163116515141).

It is a cyclic number.

It is not a de Polignac number, because 431163116515135 - 2⁹ = 431163116514623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122407407 + ... + 125880496.

It is an arithmetic number, because the mean of its divisors is an integer number (32952398187024).

Almost surely, 2^{431163116515135} is an apocalyptic number.

431163116515135 is a deficient number, since it is larger than the sum of its proper divisors (96075254477249).

431163116515135 is a wasteful number, since it uses less digits than its factorization.

431163116515135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248294514.

The product of its digits is 486000, while the sum is 46.

Adding to 431163116515135 its reverse (531515611361134), we get a palindrome (962678727876269).

The spelling of 431163116515135 in words is "four hundred thirty-one trillion, one hundred sixty-three billion, one hundred sixteen million, five hundred fifteen thousand, one hundred thirty-five".