1117451528 has 8 divisors (see below), whose sum is σ = 2095221630. Its totient is φ = 558725760.

The previous prime is 1117451501. The next prime is 1117451557. The reversal of 1117451528 is 8251547111.

It can be written as a sum of positive squares in only one way, i.e., 690533284 + 426918244 = 26278^2 + 20662^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69840713 + ... + 69840728.

Almost surely, 2^1117451528 is an apocalyptic number.

It is an amenable number.

1117451528 is a deficient number, since it is larger than the sum of its proper divisors (977770102).

1117451528 is a wasteful number, since it uses less digits than its factorization.

1117451528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139681447 (or 139681443 counting only the distinct ones).

The product of its digits is 11200, while the sum is 35.

The square root of 1117451528 is about 33428.3042944149. The cubic root of 1117451528 is about 1037.7105480272.

Adding to 1117451528 its reverse (8251547111), we get a palindrome (9368998639).

The spelling of 1117451528 in words is "one billion, one hundred seventeen million, four hundred fifty-one thousand, five hundred twenty-eight".