152727121 has 2 divisors, whose sum is σ = 152727122. Its totient is φ = 152727120.

The previous prime is 152727119. The next prime is 152727131. The reversal of 152727121 is 121727251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 151560721 + 1166400 = 12311^2 + 1080^2 .

It is a cyclic number.

It is not a de Polignac number, because 152727121 - 2¹ = 152727119 is a prime.

Together with 152727119, 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 152727121.

It is not a weakly prime, because it can be changed into another prime (152727131) 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, 76363560 + 76363561.

It is an arithmetic number, because the mean of its divisors is an integer number (76363561).

Almost surely, 2^152727121 is an apocalyptic number.

It is an amenable number.

152727121 is a deficient number, since it is larger than the sum of its proper divisors (1).

152727121 is an equidigital number, since it uses as much as digits as its factorization.

152727121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1960, while the sum is 28.

The square root of 152727121 is about 12358.2814743798. The cubic root of 152727121 is about 534.5299636119.

The spelling of 152727121 in words is "one hundred fifty-two million, seven hundred twenty-seven thousand, one hundred twenty-one".