152565397 has 2 divisors, whose sum is σ = 152565398. Its totient is φ = 152565396.

The previous prime is 152565377. The next prime is 152565407. The reversal of 152565397 is 793565251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88341201 + 64224196 = 9399^2 + 8014^2 .

It is a cyclic number.

It is not a de Polignac number, because 152565397 - 2¹¹ = 152563349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152565367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76282698 + 76282699.

It is an arithmetic number, because the mean of its divisors is an integer number (76282699).

Almost surely, 2^152565397 is an apocalyptic number.

It is an amenable number.

152565397 is a deficient number, since it is larger than the sum of its proper divisors (1).

152565397 is an equidigital number, since it uses as much as digits as its factorization.

152565397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 283500, while the sum is 43.

The square root of 152565397 is about 12351.7365985516. The cubic root of 152565397 is about 534.3412242574.

The spelling of 152565397 in words is "one hundred fifty-two million, five hundred sixty-five thousand, three hundred ninety-seven".