1964655151 has 2 divisors, whose sum is σ = 1964655152. Its totient is φ = 1964655150.

The previous prime is 1964655127. The next prime is 1964655191. The reversal of 1964655151 is 1515564691.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1964655151 - 2⁷ = 1964655023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1964655098 and 1964655107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1964655191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 982327575 + 982327576.

It is an arithmetic number, because the mean of its divisors is an integer number (982327576).

Almost surely, 2^1964655151 is an apocalyptic number.

1964655151 is a deficient number, since it is larger than the sum of its proper divisors (1).

1964655151 is an equidigital number, since it uses as much as digits as its factorization.

1964655151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 162000, while the sum is 43.

The square root of 1964655151 is about 44324.4306336810. The cubic root of 1964655151 is about 1252.4549410021.

The spelling of 1964655151 in words is "one billion, nine hundred sixty-four million, six hundred fifty-five thousand, one hundred fifty-one".