1117222523 has 2 divisors, whose sum is σ = 1117222524. Its totient is φ = 1117222522.

The previous prime is 1117222487. The next prime is 1117222583. The reversal of 1117222523 is 3252227111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1117222523 - 2¹⁸ = 1116960379 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1117222492 and 1117222501.

It is not a weakly prime, because it can be changed into another prime (1117222583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558611261 + 558611262.

It is an arithmetic number, because the mean of its divisors is an integer number (558611262).

Almost surely, 2^1117222523 is an apocalyptic number.

1117222523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1117222523 is an equidigital number, since it uses as much as digits as its factorization.

1117222523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1680, while the sum is 26.

The square root of 1117222523 is about 33424.8788030712. The cubic root of 1117222523 is about 1037.6396554251.

Adding to 1117222523 its reverse (3252227111), we get a palindrome (4369449634).

The spelling of 1117222523 in words is "one billion, one hundred seventeen million, two hundred twenty-two thousand, five hundred twenty-three".