611403104951 has 2 divisors, whose sum is σ = 611403104952. Its totient is φ = 611403104950.

The previous prime is 611403104933. The next prime is 611403105083. The reversal of 611403104951 is 159401304116.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-611403104951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (611403104651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305701552475 + 305701552476.

It is an arithmetic number, because the mean of its divisors is an integer number (305701552476).

Almost surely, 2^611403104951 is an apocalyptic number.

611403104951 is a deficient number, since it is larger than the sum of its proper divisors (1).

611403104951 is an equidigital number, since it uses as much as digits as its factorization.

611403104951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 35.

The spelling of 611403104951 in words is "six hundred eleven billion, four hundred three million, one hundred four thousand, nine hundred fifty-one".