545306651 has 2 divisors, whose sum is σ = 545306652. Its totient is φ = 545306650.

The previous prime is 545306623. The next prime is 545306653. The reversal of 545306651 is 156603545.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545306651 is a prime.

Together with 545306653, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (545306653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272653325 + 272653326.

It is an arithmetic number, because the mean of its divisors is an integer number (272653326).

Almost surely, 2^545306651 is an apocalyptic number.

545306651 is a deficient number, since it is larger than the sum of its proper divisors (1).

545306651 is an equidigital number, since it uses as much as digits as its factorization.

545306651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 545306651 is about 23351.8018790842. The cubic root of 545306651 is about 816.9840883168.

The spelling of 545306651 in words is "five hundred forty-five million, three hundred six thousand, six hundred fifty-one".