1651461011 has 2 divisors, whose sum is σ = 1651461012. Its totient is φ = 1651461010.

The previous prime is 1651460953. The next prime is 1651461013. The reversal of 1651461011 is 1101641561.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1651461011 - 2⁶ = 1651460947 is a prime.

Together with 1651461013, 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 (1651461013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 825730505 + 825730506.

It is an arithmetic number, because the mean of its divisors is an integer number (825730506).

Almost surely, 2^1651461011 is an apocalyptic number.

1651461011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1651461011 is an equidigital number, since it uses as much as digits as its factorization.

1651461011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 1651461011 is about 40638.1718461842. The cubic root of 1651461011 is about 1182.0144206390.

The spelling of 1651461011 in words is "one billion, six hundred fifty-one million, four hundred sixty-one thousand, eleven".