431000143401413 has 4 divisors (see below), whose sum is σ = 431040299952108. Its totient is φ = 430959986850720.

The previous prime is 431000143401409. The next prime is 431000143401463. The reversal of 431000143401413 is 314104341000134.

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 124095188599204 + 306904954802209 = 11139802^2 + 17518703^2 .

It is a cyclic number.

It is not a de Polignac number, because 431000143401413 - 2² = 431000143401409 is a prime.

It is a super-2 number, since 2×431000143401413² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431000143401403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20078259248 + ... + 20078280713.

It is an arithmetic number, because the mean of its divisors is an integer number (107760074988027).

Almost surely, 2^{431000143401413} is an apocalyptic number.

It is an amenable number.

431000143401413 is a deficient number, since it is larger than the sum of its proper divisors (40156550695).

431000143401413 is a wasteful number, since it uses less digits than its factorization.

431000143401413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40156550694.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 431000143401413 its reverse (314104341000134), we get a palindrome (745104484401547).

The spelling of 431000143401413 in words is "four hundred thirty-one trillion, one hundred forty-three million, four hundred one thousand, four hundred thirteen".