40314021243 has 8 divisors (see below), whose sum is σ = 53759692800. Its totient is φ = 26872181928.

The previous prime is 40314021239. The next prime is 40314021247. The reversal of 40314021243 is 34212041304.

It is an interprime number because it is at equal distance from previous prime (40314021239) and next prime (40314021247).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40314021243 - 2² = 40314021239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40314021247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 933423 + ... + 975656.

It is an arithmetic number, because the mean of its divisors is an integer number (6719961600).

Almost surely, 2^40314021243 is an apocalyptic number.

40314021243 is a deficient number, since it is larger than the sum of its proper divisors (13445671557).

40314021243 is a wasteful number, since it uses less digits than its factorization.

40314021243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1916121.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 40314021243 its reverse (34212041304), we get a palindrome (74526062547).

The spelling of 40314021243 in words is "forty billion, three hundred fourteen million, twenty-one thousand, two hundred forty-three".