2141546497 has 2 divisors, whose sum is σ = 2141546498. Its totient is φ = 2141546496.

The previous prime is 2141546467. The next prime is 2141546521. The reversal of 2141546497 is 7946451412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1104964081 + 1036582416 = 33241^2 + 32196^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2141546497 is a prime.

It is not a weakly prime, because it can be changed into another prime (2141546447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070773248 + 1070773249.

It is an arithmetic number, because the mean of its divisors is an integer number (1070773249).

Almost surely, 2^2141546497 is an apocalyptic number.

It is an amenable number.

2141546497 is a deficient number, since it is larger than the sum of its proper divisors (1).

2141546497 is an equidigital number, since it uses as much as digits as its factorization.

2141546497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 43.

The square root of 2141546497 is about 46276.8462300533. The cubic root of 2141546497 is about 1288.9690894277.

The spelling of 2141546497 in words is "two billion, one hundred forty-one million, five hundred forty-six thousand, four hundred ninety-seven".