431314035545 has 4 divisors (see below), whose sum is σ = 517576842660. Its totient is φ = 345051228432.

The previous prime is 431314035527. The next prime is 431314035571. The reversal of 431314035545 is 545530413134.

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 223876600336 + 207437435209 = 473156^2 + 455453^2 .

It is a cyclic number.

It is not a de Polignac number, because 431314035545 - 2²² = 431309841241 is a prime.

It is a super-2 number, since 2×431314035545² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 431314035499 and 431314035508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43131403550 + ... + 43131403559.

It is an arithmetic number, because the mean of its divisors is an integer number (129394210665).

Almost surely, 2^431314035545 is an apocalyptic number.

It is an amenable number.

431314035545 is a deficient number, since it is larger than the sum of its proper divisors (86262807115).

431314035545 is an equidigital number, since it uses as much as digits as its factorization.

431314035545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86262807114.

The product of its (nonzero) digits is 216000, while the sum is 38.

Adding to 431314035545 its reverse (545530413134), we get a palindrome (976844448679).

The spelling of 431314035545 in words is "four hundred thirty-one billion, three hundred fourteen million, thirty-five thousand, five hundred forty-five".