1102551601 has 4 divisors (see below), whose sum is σ = 1102721392. Its totient is φ = 1102381812.

The previous prime is 1102551599. The next prime is 1102551629. The reversal of 1102551601 is 1061552011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1102551601 - 2¹ = 1102551599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102551661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74751 + ... + 88276.

It is an arithmetic number, because the mean of its divisors is an integer number (275680348).

Almost surely, 2^1102551601 is an apocalyptic number.

It is an amenable number.

1102551601 is a deficient number, since it is larger than the sum of its proper divisors (169791).

1102551601 is an equidigital number, since it uses as much as digits as its factorization.

1102551601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169790.

The product of its (nonzero) digits is 300, while the sum is 22.

The square root of 1102551601 is about 33204.6924545312. The cubic root of 1102551601 is about 1033.0776709047.

It can be divided in two parts, 11025 and 51601, that added together give a palindrome (62626).

The spelling of 1102551601 in words is "one billion, one hundred two million, five hundred fifty-one thousand, six hundred one".