6455129 has 2 divisors, whose sum is σ = 6455130. Its totient is φ = 6455128.

The previous prime is 6455101. The next prime is 6455153. The reversal of 6455129 is 9215546.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5736025 + 719104 = 2395^2 + 848^2 .

It is a cyclic number.

It is not a de Polignac number, because 6455129 - 2⁸ = 6454873 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6455095 and 6455104.

It is not a weakly prime, because it can be changed into another prime (6455329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3227564 + 3227565.

It is an arithmetic number, because the mean of its divisors is an integer number (3227565).

Almost surely, 2^6455129 is an apocalyptic number.

It is an amenable number.

6455129 is a deficient number, since it is larger than the sum of its proper divisors (1).

6455129 is an equidigital number, since it uses as much as digits as its factorization.

6455129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 32.

The square root of 6455129 is about 2540.6945900678. The cubic root of 6455129 is about 186.1951260952.

It can be divided in two parts, 6455 and 129, that multiplied together give a triangular number (832695 = T₁₂₉₀).

The spelling of 6455129 in words is "six million, four hundred fifty-five thousand, one hundred twenty-nine".