2040150997 has 2 divisors, whose sum is σ = 2040150998. Its totient is φ = 2040150996.

The previous prime is 2040150989. The next prime is 2040151019. The reversal of 2040150997 is 7990510402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1828332081 + 211818916 = 42759^2 + 14554^2 .

It is a cyclic number.

It is not a de Polignac number, because 2040150997 - 2³ = 2040150989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2040150907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020075498 + 1020075499.

It is an arithmetic number, because the mean of its divisors is an integer number (1020075499).

Almost surely, 2^2040150997 is an apocalyptic number.

It is an amenable number.

2040150997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040150997 is an equidigital number, since it uses as much as digits as its factorization.

2040150997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 2040150997 is about 45168.0306965004. The cubic root of 2040150997 is about 1268.2964318461.

The spelling of 2040150997 in words is "two billion, forty million, one hundred fifty thousand, nine hundred ninety-seven".