151868047 has 2 divisors, whose sum is σ = 151868048. Its totient is φ = 151868046.

The previous prime is 151868027. The next prime is 151868051. The reversal of 151868047 is 740868151.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 151868047 - 2¹¹ = 151865999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151868027) 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, 75934023 + 75934024.

It is an arithmetic number, because the mean of its divisors is an integer number (75934024).

Almost surely, 2^151868047 is an apocalyptic number.

151868047 is a deficient number, since it is larger than the sum of its proper divisors (1).

151868047 is an equidigital number, since it uses as much as digits as its factorization.

151868047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 53760, while the sum is 40.

The square root of 151868047 is about 12323.4754432343. The cubic root of 151868047 is about 533.5258536302.

The spelling of 151868047 in words is "one hundred fifty-one million, eight hundred sixty-eight thousand, forty-seven".