4115368421 has 2 divisors, whose sum is σ = 4115368422. Its totient is φ = 4115368420.

The previous prime is 4115368379. The next prime is 4115368427. The reversal of 4115368421 is 1248635114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3273556225 + 841812196 = 57215^2 + 29014^2 .

It is a cyclic number.

It is not a de Polignac number, because 4115368421 - 2²⁶ = 4048259557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4115368427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2057684210 + 2057684211.

It is an arithmetic number, because the mean of its divisors is an integer number (2057684211).

Almost surely, 2^4115368421 is an apocalyptic number.

It is an amenable number.

4115368421 is a deficient number, since it is larger than the sum of its proper divisors (1).

4115368421 is an equidigital number, since it uses as much as digits as its factorization.

4115368421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 35.

The square root of 4115368421 is about 64151.1373320848. The cubic root of 4115368421 is about 1602.5179651462.

The spelling of 4115368421 in words is "four billion, one hundred fifteen million, three hundred sixty-eight thousand, four hundred twenty-one".