5894621897 has 2 divisors, whose sum is σ = 5894621898. Its totient is φ = 5894621896.

The previous prime is 5894621857. The next prime is 5894621911. The reversal of 5894621897 is 7981264985.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4162314256 + 1732307641 = 64516^2 + 41621^2 .

It is a cyclic number.

It is not a de Polignac number, because 5894621897 - 2²² = 5890427593 is a prime.

It is not a weakly prime, because it can be changed into another prime (5894621827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2947310948 + 2947310949.

It is an arithmetic number, because the mean of its divisors is an integer number (2947310949).

Almost surely, 2^5894621897 is an apocalyptic number.

It is an amenable number.

5894621897 is a deficient number, since it is larger than the sum of its proper divisors (1).

5894621897 is an equidigital number, since it uses as much as digits as its factorization.

5894621897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8709120, while the sum is 59.

The square root of 5894621897 is about 76776.4410284822. The cubic root of 5894621897 is about 1806.4196592080.

The spelling of 5894621897 in words is "five billion, eight hundred ninety-four million, six hundred twenty-one thousand, eight hundred ninety-seven".