611000147 has 2 divisors, whose sum is σ = 611000148. Its totient is φ = 611000146.

The previous prime is 611000099. The next prime is 611000149. The reversal of 611000147 is 741000116.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 611000147 - 2²⁴ = 594222931 is a prime.

Together with 611000149, 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 (611000149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305500073 + 305500074.

It is an arithmetic number, because the mean of its divisors is an integer number (305500074).

Almost surely, 2^611000147 is an apocalyptic number.

611000147 is a deficient number, since it is larger than the sum of its proper divisors (1).

611000147 is an equidigital number, since it uses as much as digits as its factorization.

611000147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 611000147 is about 24718.4171621081. The cubic root of 611000147 is about 848.5558624693. Note that the first 3 decimals are identical.

The spelling of 611000147 in words is "six hundred eleven million, one hundred forty-seven", and thus it is an aban number.