40450142203 has 2 divisors, whose sum is σ = 40450142204. Its totient is φ = 40450142202.

The previous prime is 40450142167. The next prime is 40450142221. The reversal of 40450142203 is 30224105404.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40450142203 - 2³³ = 31860207611 is a prime.

It is not a weakly prime, because it can be changed into another prime (40450142233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20225071101 + 20225071102.

It is an arithmetic number, because the mean of its divisors is an integer number (20225071102).

Almost surely, 2^40450142203 is an apocalyptic number.

40450142203 is a deficient number, since it is larger than the sum of its proper divisors (1).

40450142203 is an equidigital number, since it uses as much as digits as its factorization.

40450142203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 40450142203 its reverse (30224105404), we get a palindrome (70674247607).

The spelling of 40450142203 in words is "forty billion, four hundred fifty million, one hundred forty-two thousand, two hundred three".