611452012651 has 2 divisors, whose sum is σ = 611452012652. Its totient is φ = 611452012650.

The previous prime is 611452012609. The next prime is 611452012657. The reversal of 611452012651 is 156210254116.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 611452012651 - 2¹³ = 611452004459 is a prime.

It is not a weakly prime, because it can be changed into another prime (611452012657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305726006325 + 305726006326.

It is an arithmetic number, because the mean of its divisors is an integer number (305726006326).

Almost surely, 2^611452012651 is an apocalyptic number.

611452012651 is a deficient number, since it is larger than the sum of its proper divisors (1).

611452012651 is an equidigital number, since it uses as much as digits as its factorization.

611452012651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 34.

Adding to 611452012651 its reverse (156210254116), we get a palindrome (767662266767).

The spelling of 611452012651 in words is "six hundred eleven billion, four hundred fifty-two million, twelve thousand, six hundred fifty-one".