869102401 has 2 divisors, whose sum is σ = 869102402. Its totient is φ = 869102400.

The previous prime is 869102387. The next prime is 869102413. The reversal of 869102401 is 104201968.

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., 865771776 + 3330625 = 29424^2 + 1825^2 .

It is a cyclic number.

It is not a de Polignac number, because 869102401 - 2⁹ = 869101889 is a prime.

It is not a weakly prime, because it can be changed into another prime (869102431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434551200 + 434551201.

It is an arithmetic number, because the mean of its divisors is an integer number (434551201).

Almost surely, 2^869102401 is an apocalyptic number.

It is an amenable number.

869102401 is a deficient number, since it is larger than the sum of its proper divisors (1).

869102401 is an equidigital number, since it uses as much as digits as its factorization.

869102401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 869102401 is about 29480.5427528056. The cubic root of 869102401 is about 954.3118498591.

The spelling of 869102401 in words is "eight hundred sixty-nine million, one hundred two thousand, four hundred one".