41401331431 has 4 divisors (see below), whose sum is σ = 41401762072. Its totient is φ = 41400900792.

The previous prime is 41401331407. The next prime is 41401331443. The reversal of 41401331431 is 13413310414.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 41401331431 - 2¹³ = 41401323239 is a prime.

It is a super-2 number, since 2×41401331431² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 41401331396 and 41401331405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41401334431) 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, 2005 + ... + 287761.

It is an arithmetic number, because the mean of its divisors is an integer number (10350440518).

Almost surely, 2^41401331431 is an apocalyptic number.

41401331431 is a deficient number, since it is larger than the sum of its proper divisors (430641).

41401331431 is a wasteful number, since it uses less digits than its factorization.

41401331431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430640.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 41401331431 its reverse (13413310414), we get a palindrome (54814641845).

The spelling of 41401331431 in words is "forty-one billion, four hundred one million, three hundred thirty-one thousand, four hundred thirty-one".