3040861157 has 2 divisors, whose sum is σ = 3040861158. Its totient is φ = 3040861156.

The previous prime is 3040861139. The next prime is 3040861177. The reversal of 3040861157 is 7511680403.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3038875876 + 1985281 = 55126^2 + 1409^2 .

It is a cyclic number.

It is not a de Polignac number, because 3040861157 - 2⁶ = 3040861093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3040861177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1520430578 + 1520430579.

It is an arithmetic number, because the mean of its divisors is an integer number (1520430579).

Almost surely, 2^3040861157 is an apocalyptic number.

It is an amenable number.

3040861157 is a deficient number, since it is larger than the sum of its proper divisors (1).

3040861157 is an equidigital number, since it uses as much as digits as its factorization.

3040861157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 3040861157 is about 55144.0038172783. The cubic root of 3040861157 is about 1448.7680629425.

The spelling of 3040861157 in words is "three billion, forty million, eight hundred sixty-one thousand, one hundred fifty-seven".