2134201291 has 2 divisors, whose sum is σ = 2134201292. Its totient is φ = 2134201290.

The previous prime is 2134201259. The next prime is 2134201309. The reversal of 2134201291 is 1921024312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2134201291 - 2⁵ = 2134201259 is a prime.

It is not a weakly prime, because it can be changed into another prime (2134201891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067100645 + 1067100646.

It is an arithmetic number, because the mean of its divisors is an integer number (1067100646).

Almost surely, 2^2134201291 is an apocalyptic number.

2134201291 is a deficient number, since it is larger than the sum of its proper divisors (1).

2134201291 is an equidigital number, since it uses as much as digits as its factorization.

2134201291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 2134201291 is about 46197.4164970294. The cubic root of 2134201291 is about 1287.4937399513.

The spelling of 2134201291 in words is "two billion, one hundred thirty-four million, two hundred one thousand, two hundred ninety-one".