152776823 has 2 divisors, whose sum is σ = 152776824. Its totient is φ = 152776822.

The previous prime is 152776801. The next prime is 152776831. The reversal of 152776823 is 328677251.

152776823 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 152776823 - 2⁸ = 152776567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152776873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76388411 + 76388412.

It is an arithmetic number, because the mean of its divisors is an integer number (76388412).

Almost surely, 2^152776823 is an apocalyptic number.

152776823 is a deficient number, since it is larger than the sum of its proper divisors (1).

152776823 is an equidigital number, since it uses as much as digits as its factorization.

152776823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 141120, while the sum is 41.

The square root of 152776823 is about 12360.2921891030. The cubic root of 152776823 is about 534.5879413670.

The spelling of 152776823 in words is "one hundred fifty-two million, seven hundred seventy-six thousand, eight hundred twenty-three".