40501131241 has 4 divisors (see below), whose sum is σ = 41055941332. Its totient is φ = 39946321152.

The previous prime is 40501131221. The next prime is 40501131247. The reversal of 40501131241 is 14213110504.

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 21869973225 + 18631158016 = 147885^2 + 136496^2 .

It is a cyclic number.

It is not a de Polignac number, because 40501131241 - 2⁹ = 40501130729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40501131247) 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, 277404936 + ... + 277405081.

It is an arithmetic number, because the mean of its divisors is an integer number (10263985333).

Almost surely, 2^40501131241 is an apocalyptic number.

It is an amenable number.

40501131241 is a deficient number, since it is larger than the sum of its proper divisors (554810091).

40501131241 is an equidigital number, since it uses as much as digits as its factorization.

40501131241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554810090.

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 40501131241 its reverse (14213110504), we get a palindrome (54714241745).

The spelling of 40501131241 in words is "forty billion, five hundred one million, one hundred thirty-one thousand, two hundred forty-one".