152180797 has 2 divisors, whose sum is σ = 152180798. Its totient is φ = 152180796.

The previous prime is 152180789. The next prime is 152180801. The reversal of 152180797 is 797081251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 151142436 + 1038361 = 12294^2 + 1019^2 .

It is an emirp because it is prime and its reverse (797081251) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 152180797 - 2³ = 152180789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152181797) 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, 76090398 + 76090399.

It is an arithmetic number, because the mean of its divisors is an integer number (76090399).

Almost surely, 2^152180797 is an apocalyptic number.

It is an amenable number.

152180797 is a deficient number, since it is larger than the sum of its proper divisors (1).

152180797 is an equidigital number, since it uses as much as digits as its factorization.

152180797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35280, while the sum is 40.

The square root of 152180797 is about 12336.1581134484. The cubic root of 152180797 is about 533.8918419635.

It can be divided in two parts, 15 and 2180797, that added together give a palindrome (2180812).

The spelling of 152180797 in words is "one hundred fifty-two million, one hundred eighty thousand, seven hundred ninety-seven".