151272691 has 2 divisors, whose sum is σ = 151272692. Its totient is φ = 151272690.

The previous prime is 151272689. The next prime is 151272713. The reversal of 151272691 is 196272151.

It is a weak prime.

It is an emirp because it is prime and its reverse (196272151) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 151272691 - 2¹ = 151272689 is a prime.

Together with 151272689, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (151272601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75636345 + 75636346.

It is an arithmetic number, because the mean of its divisors is an integer number (75636346).

Almost surely, 2^151272691 is an apocalyptic number.

151272691 is a deficient number, since it is larger than the sum of its proper divisors (1).

151272691 is an equidigital number, since it uses as much as digits as its factorization.

151272691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 34.

The square root of 151272691 is about 12299.2963619875. The cubic root of 151272691 is about 532.8277612167.

The spelling of 151272691 in words is "one hundred fifty-one million, two hundred seventy-two thousand, six hundred ninety-one".