2037940061 has 4 divisors (see below), whose sum is σ = 2044369212. Its totient is φ = 2031510912.

The previous prime is 2037940049. The next prime is 2037940123. The reversal of 2037940061 is 1600497302.

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

It can be written as a sum of positive squares in 2 ways, for example, as 88717561 + 1949222500 = 9419^2 + 44150^2 .

It is a cyclic number.

It is not a de Polignac number, because 2037940061 - 2¹⁰ = 2037939037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2037940661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3214100 + ... + 3214733.

It is an arithmetic number, because the mean of its divisors is an integer number (511092303).

Almost surely, 2^2037940061 is an apocalyptic number.

It is an amenable number.

2037940061 is a deficient number, since it is larger than the sum of its proper divisors (6429151).

2037940061 is an equidigital number, since it uses as much as digits as its factorization.

2037940061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6429150.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 2037940061 is about 45143.5494949168. The cubic root of 2037940061 is about 1267.8381102467.

The spelling of 2037940061 in words is "two billion, thirty-seven million, nine hundred forty thousand, sixty-one".