1117521006269 has 8 divisors (see below), whose sum is σ = 1153133662968. Its totient is φ = 1082306256640.

The previous prime is 1117521006263. The next prime is 1117521006271. The reversal of 1117521006269 is 9626001257111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 219973194169 + 897547812100 = 469013^2 + 947390^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1117521006269 - 2³² = 1113226038973 is a prime.

It is a super-2 number, since 2×1117521006269² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1117521006263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99471062 + ... + 99482295.

It is an arithmetic number, because the mean of its divisors is an integer number (144141707871).

Almost surely, 2^{1117521006269} is an apocalyptic number.

It is an amenable number.

1117521006269 is a deficient number, since it is larger than the sum of its proper divisors (35612656699).

1117521006269 is a wasteful number, since it uses less digits than its factorization.

1117521006269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198953535.

The product of its (nonzero) digits is 45360, while the sum is 41.

The spelling of 1117521006269 in words is "one trillion, one hundred seventeen billion, five hundred twenty-one million, six thousand, two hundred sixty-nine".