2159453017 has 2 divisors, whose sum is σ = 2159453018. Its totient is φ = 2159453016.

The previous prime is 2159452973. The next prime is 2159453029. The reversal of 2159453017 is 7103549512.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1137308176 + 1022144841 = 33724^2 + 31971^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2159453017 is a prime.

It is not a weakly prime, because it can be changed into another prime (2159463017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1079726508 + 1079726509.

It is an arithmetic number, because the mean of its divisors is an integer number (1079726509).

Almost surely, 2^2159453017 is an apocalyptic number.

It is an amenable number.

2159453017 is a deficient number, since it is larger than the sum of its proper divisors (1).

2159453017 is an equidigital number, since it uses as much as digits as its factorization.

2159453017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 2159453017 is about 46469.9151817603. The cubic root of 2159453017 is about 1292.5516900712.

The spelling of 2159453017 in words is "two billion, one hundred fifty-nine million, four hundred fifty-three thousand, seventeen".