4134450391 has 2 divisors, whose sum is σ = 4134450392. Its totient is φ = 4134450390.

The previous prime is 4134450349. The next prime is 4134450401. The reversal of 4134450391 is 1930544314.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4134450391 - 2²³ = 4126061783 is a prime.

It is a super-3 number, since 3×4134450391³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4134550391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2067225195 + 2067225196.

It is an arithmetic number, because the mean of its divisors is an integer number (2067225196).

Almost surely, 2^4134450391 is an apocalyptic number.

4134450391 is a deficient number, since it is larger than the sum of its proper divisors (1).

4134450391 is an equidigital number, since it uses as much as digits as its factorization.

4134450391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 4134450391 is about 64299.6919977071. The cubic root of 4134450391 is about 1604.9909764861.

The spelling of 4134450391 in words is "four billion, one hundred thirty-four million, four hundred fifty thousand, three hundred ninety-one".