151521151 has 2 divisors, whose sum is σ = 151521152. Its totient is φ = 151521150.

The previous prime is 151521113. The next prime is 151521163. The reversal of 151521151 is 151125151.

It is a strong prime.

It is an emirp because it is prime and its reverse (151125151) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 151521151 - 2⁷ = 151521023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151531151) 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, 75760575 + 75760576.

It is an arithmetic number, because the mean of its divisors is an integer number (75760576).

Almost surely, 2^151521151 is an apocalyptic number.

151521151 is a deficient number, since it is larger than the sum of its proper divisors (1).

151521151 is an equidigital number, since it uses as much as digits as its factorization.

151521151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 250, while the sum is 22.

The square root of 151521151 is about 12309.3927957475. The cubic root of 151521151 is about 533.1193185158.

The spelling of 151521151 in words is "one hundred fifty-one million, five hundred twenty-one thousand, one hundred fifty-one".