4181253091 has 2 divisors, whose sum is σ = 4181253092. Its totient is φ = 4181253090.

The previous prime is 4181253079. The next prime is 4181253133. The reversal of 4181253091 is 1903521814.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4181253091 - 2²³ = 4172864483 is a prime.

It is not a weakly prime, because it can be changed into another prime (4181253001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2090626545 + 2090626546.

It is an arithmetic number, because the mean of its divisors is an integer number (2090626546).

Almost surely, 2^4181253091 is an apocalyptic number.

4181253091 is a deficient number, since it is larger than the sum of its proper divisors (1).

4181253091 is an equidigital number, since it uses as much as digits as its factorization.

4181253091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 4181253091 is about 64662.6096828762. The cubic root of 4181253091 is about 1611.0245258156.

The spelling of 4181253091 in words is "four billion, one hundred eighty-one million, two hundred fifty-three thousand, ninety-one".