152745973 has 2 divisors, whose sum is σ = 152745974. Its totient is φ = 152745972.

The previous prime is 152745961. The next prime is 152746007. The reversal of 152745973 is 379547251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 147331044 + 5414929 = 12138^2 + 2327^2 .

It is an emirp because it is prime and its reverse (379547251) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 152745973 - 2⁵ = 152745941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152745913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76372986 + 76372987.

It is an arithmetic number, because the mean of its divisors is an integer number (76372987).

Almost surely, 2^152745973 is an apocalyptic number.

It is an amenable number.

152745973 is a deficient number, since it is larger than the sum of its proper divisors (1).

152745973 is an equidigital number, since it uses as much as digits as its factorization.

152745973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 264600, while the sum is 43.

The square root of 152745973 is about 12359.0441782526. The cubic root of 152745973 is about 534.5519560915.

The spelling of 152745973 in words is "one hundred fifty-two million, seven hundred forty-five thousand, nine hundred seventy-three".