2159045501 has 2 divisors, whose sum is σ = 2159045502. Its totient is φ = 2159045500.

The previous prime is 2159045491. The next prime is 2159045503. The reversal of 2159045501 is 1055409512.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1646249476 + 512796025 = 40574^2 + 22645^2 .

It is a cyclic number.

It is not a de Polignac number, because 2159045501 - 2²² = 2154851197 is a prime.

It is a super-2 number, since 2×2159045501² = 9322954950776682002, which contains 22 as substring.

Together with 2159045503, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2159045503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1079522750 + 1079522751.

It is an arithmetic number, because the mean of its divisors is an integer number (1079522751).

Almost surely, 2^2159045501 is an apocalyptic number.

It is an amenable number.

2159045501 is a deficient number, since it is larger than the sum of its proper divisors (1).

2159045501 is an equidigital number, since it uses as much as digits as its factorization.

2159045501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9000, while the sum is 32.

The square root of 2159045501 is about 46465.5302455487. The cubic root of 2159045501 is about 1292.4703780248.

The spelling of 2159045501 in words is "two billion, one hundred fifty-nine million, forty-five thousand, five hundred one".