152576561 has 2 divisors, whose sum is σ = 152576562. Its totient is φ = 152576560.

The previous prime is 152576519. The next prime is 152576573. The reversal of 152576561 is 165675251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123632161 + 28944400 = 11119^2 + 5380^2 .

It is a cyclic number.

It is not a de Polignac number, because 152576561 - 2²² = 148382257 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (152576261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76288280 + 76288281.

It is an arithmetic number, because the mean of its divisors is an integer number (76288281).

Almost surely, 2^152576561 is an apocalyptic number.

It is an amenable number.

152576561 is a deficient number, since it is larger than the sum of its proper divisors (1).

152576561 is an equidigital number, since it uses as much as digits as its factorization.

152576561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 63000, while the sum is 38.

The square root of 152576561 is about 12352.1885105434. The cubic root of 152576561 is about 534.3542574441.

The spelling of 152576561 in words is "one hundred fifty-two million, five hundred seventy-six thousand, five hundred sixty-one".