40301341523 has 4 divisors (see below), whose sum is σ = 40474308888. Its totient is φ = 40128374160.

The previous prime is 40301341519. The next prime is 40301341529. The reversal of 40301341523 is 32514310304.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40301341523 - 2² = 40301341519 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40301341492 and 40301341501.

It is not an unprimeable number, because it can be changed into a prime (40301341529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86483333 + ... + 86483798.

It is an arithmetic number, because the mean of its divisors is an integer number (10118577222).

Almost surely, 2^40301341523 is an apocalyptic number.

40301341523 is a deficient number, since it is larger than the sum of its proper divisors (172967365).

40301341523 is a wasteful number, since it uses less digits than its factorization.

40301341523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172967364.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 40301341523 its reverse (32514310304), we get a palindrome (72815651827).

The spelling of 40301341523 in words is "forty billion, three hundred one million, three hundred forty-one thousand, five hundred twenty-three".