1101625361 has 8 divisors (see below), whose sum is σ = 1112122440. Its totient is φ = 1091141632.

The previous prime is 1101625337. The next prime is 1101625373. The reversal of 1101625361 is 1635261011.

It can be written as a sum of positive squares in 4 ways, for example, as 311734336 + 789891025 = 17656^2 + 28105^2 .

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 1101625361 - 2¹⁸ = 1101363217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1101625361.

It is not an unprimeable number, because it can be changed into a prime (1101625321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254705 + ... + 258993.

It is an arithmetic number, because the mean of its divisors is an integer number (139015305).

Almost surely, 2^1101625361 is an apocalyptic number.

It is an amenable number.

1101625361 is a deficient number, since it is larger than the sum of its proper divisors (10497079).

1101625361 is a wasteful number, since it uses less digits than its factorization.

1101625361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6675.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 1101625361 is about 33190.7420977597. The cubic root of 1101625361 is about 1032.7882979205.

Adding to 1101625361 its reverse (1635261011), we get a palindrome (2736886372).

The spelling of 1101625361 in words is "one billion, one hundred one million, six hundred twenty-five thousand, three hundred sixty-one".