2040134977 has 2 divisors, whose sum is σ = 2040134978. Its totient is φ = 2040134976.

The previous prime is 2040134927. The next prime is 2040135023. The reversal of 2040134977 is 7794310402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1990587456 + 49547521 = 44616^2 + 7039^2 .

It is a cyclic number.

It is not a de Polignac number, because 2040134977 - 2⁷ = 2040134849 is a prime.

It is not a weakly prime, because it can be changed into another prime (2040134927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020067488 + 1020067489.

It is an arithmetic number, because the mean of its divisors is an integer number (1020067489).

Almost surely, 2^2040134977 is an apocalyptic number.

It is an amenable number.

2040134977 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040134977 is an equidigital number, since it uses as much as digits as its factorization.

2040134977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 2040134977 is about 45167.8533583344. The cubic root of 2040134977 is about 1268.2931121307.

The spelling of 2040134977 in words is "two billion, forty million, one hundred thirty-four thousand, nine hundred seventy-seven".