40233230137 has 2 divisors, whose sum is σ = 40233230138. Its totient is φ = 40233230136.

The previous prime is 40233230129. The next prime is 40233230159. The reversal of 40233230137 is 73103233204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22086715456 + 18146514681 = 148616^2 + 134709^2 .

It is a cyclic number.

It is not a de Polignac number, because 40233230137 - 2³ = 40233230129 is a prime.

It is not a weakly prime, because it can be changed into another prime (40233230197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20116615068 + 20116615069.

It is an arithmetic number, because the mean of its divisors is an integer number (20116615069).

Almost surely, 2^40233230137 is an apocalyptic number.

It is an amenable number.

40233230137 is a deficient number, since it is larger than the sum of its proper divisors (1).

40233230137 is an equidigital number, since it uses as much as digits as its factorization.

40233230137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 28.

The spelling of 40233230137 in words is "forty billion, two hundred thirty-three million, two hundred thirty thousand, one hundred thirty-seven".