151878151 has 2 divisors, whose sum is σ = 151878152. Its totient is φ = 151878150.

The previous prime is 151878143. The next prime is 151878161.

151878151 is nontrivially palindromic in base 10.

It is a weak prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 151878151 - 2³ = 151878143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 151878151.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151878101) 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, 75939075 + 75939076.

It is an arithmetic number, because the mean of its divisors is an integer number (75939076).

Almost surely, 2^151878151 is an apocalyptic number.

151878151 is a deficient number, since it is larger than the sum of its proper divisors (1).

151878151 is an equidigital number, since it uses as much as digits as its factorization.

151878151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11200, while the sum is 37.

The square root of 151878151 is about 12323.8853857053. The cubic root of 151878151 is about 533.5376854491.

The spelling of 151878151 in words is "one hundred fifty-one million, eight hundred seventy-eight thousand, one hundred fifty-one".