151264891 has 2 divisors, whose sum is σ = 151264892. Its totient is φ = 151264890.

The previous prime is 151264889. The next prime is 151264907. The reversal of 151264891 is 198462151.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 151264891 - 2¹ = 151264889 is a prime.

Together with 151264889, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 151264891.

It is not a weakly prime, because it can be changed into another prime (151264801) 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, 75632445 + 75632446.

It is an arithmetic number, because the mean of its divisors is an integer number (75632446).

Almost surely, 2^151264891 is an apocalyptic number.

151264891 is a deficient number, since it is larger than the sum of its proper divisors (1).

151264891 is an equidigital number, since it uses as much as digits as its factorization.

151264891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 37.

The square root of 151264891 is about 12298.9792665896. The cubic root of 151264891 is about 532.8186030799.

The spelling of 151264891 in words is "one hundred fifty-one million, two hundred sixty-four thousand, eight hundred ninety-one".