1001522417 has 12 divisors (see below), whose sum is σ = 1192132656. Its totient is φ = 838482120.

The previous prime is 1001522407. The next prime is 1001522447. The reversal of 1001522417 is 7142251001.

1001522417 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1001522417 - 2¹² = 1001518321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1001522392 and 1001522401.

It is not an unprimeable number, because it can be changed into a prime (1001522407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 235559 + ... + 239772.

It is an arithmetic number, because the mean of its divisors is an integer number (99344388).

Almost surely, 2^1001522417 is an apocalyptic number.

It is an amenable number.

1001522417 is a deficient number, since it is larger than the sum of its proper divisors (190610239).

1001522417 is an equidigital number, since it uses as much as digits as its factorization.

1001522417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475388 (or 475381 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 1001522417 is about 31646.8389732687. The cubic root of 1001522417 is about 1000.5072150228.

Adding to 1001522417 its reverse (7142251001), we get a palindrome (8143773418).

The spelling of 1001522417 in words is "one billion, one million, five hundred twenty-two thousand, four hundred seventeen".