151761791 has 2 divisors, whose sum is σ = 151761792. Its totient is φ = 151761790.

The previous prime is 151761781. The next prime is 151761793. The reversal of 151761791 is 197167151.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 151761791 - 2¹⁰ = 151760767 is a prime.

Together with 151761793, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151761793) 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, 75880895 + 75880896.

It is an arithmetic number, because the mean of its divisors is an integer number (75880896).

Almost surely, 2^151761791 is an apocalyptic number.

151761791 is a deficient number, since it is larger than the sum of its proper divisors (1).

151761791 is an equidigital number, since it uses as much as digits as its factorization.

151761791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13230, while the sum is 38.

The square root of 151761791 is about 12319.1635673856. The cubic root of 151761791 is about 533.4013956974.

The spelling of 151761791 in words is "one hundred fifty-one million, seven hundred sixty-one thousand, seven hundred ninety-one".