153228857 has 2 divisors, whose sum is σ = 153228858. Its totient is φ = 153228856.

The previous prime is 153228847. The next prime is 153228869. The reversal of 153228857 is 758822351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98823481 + 54405376 = 9941^2 + 7376^2 .

It is a cyclic number.

It is not a de Polignac number, because 153228857 - 2¹⁶ = 153163321 is a prime.

It is not a weakly prime, because it can be changed into another prime (153228847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76614428 + 76614429.

It is an arithmetic number, because the mean of its divisors is an integer number (76614429).

Almost surely, 2^153228857 is an apocalyptic number.

It is an amenable number.

153228857 is a deficient number, since it is larger than the sum of its proper divisors (1).

153228857 is an equidigital number, since it uses as much as digits as its factorization.

153228857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 134400, while the sum is 41.

The square root of 153228857 is about 12378.5644159571. The cubic root of 153228857 is about 535.1146660791.

The spelling of 153228857 in words is "one hundred fifty-three million, two hundred twenty-eight thousand, eight hundred fifty-seven".