2378532517 has 2 divisors, whose sum is σ = 2378532518. Its totient is φ = 2378532516.

The previous prime is 2378532503. The next prime is 2378532551. The reversal of 2378532517 is 7152358732.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2322372481 + 56160036 = 48191^2 + 7494^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2378532517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2378532017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1189266258 + 1189266259.

It is an arithmetic number, because the mean of its divisors is an integer number (1189266259).

Almost surely, 2^2378532517 is an apocalyptic number.

It is an amenable number.

2378532517 is a deficient number, since it is larger than the sum of its proper divisors (1).

2378532517 is an equidigital number, since it uses as much as digits as its factorization.

2378532517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 352800, while the sum is 43.

The square root of 2378532517 is about 48770.2011170756. The cubic root of 2378532517 is about 1334.8619825802.

The spelling of 2378532517 in words is "two billion, three hundred seventy-eight million, five hundred thirty-two thousand, five hundred seventeen".