1656328151 has 2 divisors, whose sum is σ = 1656328152. Its totient is φ = 1656328150.

The previous prime is 1656328117. The next prime is 1656328183. The reversal of 1656328151 is 1518236561.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1656328151 - 2²⁶ = 1589219287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1656328111) 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, 828164075 + 828164076.

It is an arithmetic number, because the mean of its divisors is an integer number (828164076).

Almost surely, 2^1656328151 is an apocalyptic number.

1656328151 is a deficient number, since it is larger than the sum of its proper divisors (1).

1656328151 is an equidigital number, since it uses as much as digits as its factorization.

1656328151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 38.

The square root of 1656328151 is about 40698.0116344767. The cubic root of 1656328151 is about 1183.1744817690.

The spelling of 1656328151 in words is "one billion, six hundred fifty-six million, three hundred twenty-eight thousand, one hundred fifty-one".