2135541019 has 2 divisors, whose sum is σ = 2135541020. Its totient is φ = 2135541018.

The previous prime is 2135541011. The next prime is 2135541061. The reversal of 2135541019 is 9101455312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2135541019 - 2³ = 2135541011 is a prime.

It is a super-2 number, since 2×2135541019² = 9121070887663116722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2135541011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067770509 + 1067770510.

It is an arithmetic number, because the mean of its divisors is an integer number (1067770510).

Almost surely, 2^2135541019 is an apocalyptic number.

2135541019 is a deficient number, since it is larger than the sum of its proper divisors (1).

2135541019 is an equidigital number, since it uses as much as digits as its factorization.

2135541019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 2135541019 is about 46211.9142537939. The cubic root of 2135541019 is about 1287.7630882734.

The spelling of 2135541019 in words is "two billion, one hundred thirty-five million, five hundred forty-one thousand, nineteen".