110670521 has 16 divisors (see below), whose sum is σ = 123515280. Its totient is φ = 98503680.

The previous prime is 110670491. The next prime is 110670523. The reversal of 110670521 is 125076011.

It can be written as a sum of positive squares in 8 ways, for example, as 48497296 + 62173225 = 6964^2 + 7885^2 .

It is a cyclic number.

It is not a de Polignac number, because 110670521 - 2¹⁸ = 110408377 is a prime.

It is a super-2 number, since 2×110670521² = 24495928436822882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110670523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46271 + ... + 48603.

It is an arithmetic number, because the mean of its divisors is an integer number (7719705).

Almost surely, 2^110670521 is an apocalyptic number.

It is an amenable number.

110670521 is a deficient number, since it is larger than the sum of its proper divisors (12844759).

110670521 is a wasteful number, since it uses less digits than its factorization.

110670521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2476.

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 110670521 is about 10520.0057509490. The cubic root of 110670521 is about 480.1135741086.

The spelling of 110670521 in words is "one hundred ten million, six hundred seventy thousand, five hundred twenty-one".