1002304443157 has 2 divisors, whose sum is σ = 1002304443158. Its totient is φ = 1002304443156.

The previous prime is 1002304443149. The next prime is 1002304443187. The reversal of 1002304443157 is 7513444032001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 980652497841 + 21651945316 = 990279^2 + 147146^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002304443157 - 2³ = 1002304443149 is a prime.

It is a super-2 number, since 2×1002304443157² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002304443137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501152221578 + 501152221579.

It is an arithmetic number, because the mean of its divisors is an integer number (501152221579).

Almost surely, 2^{1002304443157} is an apocalyptic number.

It is an amenable number.

1002304443157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002304443157 is an equidigital number, since it uses as much as digits as its factorization.

1002304443157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 34.

Adding to 1002304443157 its reverse (7513444032001), we get a palindrome (8515748475158).

The spelling of 1002304443157 in words is "one trillion, two billion, three hundred four million, four hundred forty-three thousand, one hundred fifty-seven".