1102456555 has 4 divisors (see below), whose sum is σ = 1322947872. Its totient is φ = 881965240.

The previous prime is 1102456549. The next prime is 1102456561. The reversal of 1102456555 is 5556542011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5556542011 = 2131 ⋅2607481.

It is an interprime number because it is at equal distance from previous prime (1102456549) and next prime (1102456561).

It is not a de Polignac number, because 1102456555 - 2¹³ = 1102448363 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1102456555.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110245651 + ... + 110245660.

It is an arithmetic number, because the mean of its divisors is an integer number (330736968).

Almost surely, 2^1102456555 is an apocalyptic number.

1102456555 is a deficient number, since it is larger than the sum of its proper divisors (220491317).

1102456555 is an equidigital number, since it uses as much as digits as its factorization.

1102456555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220491316.

The product of its (nonzero) digits is 30000, while the sum is 34.

The square root of 1102456555 is about 33203.2612103088. The cubic root of 1102456555 is about 1033.0479843963.

Adding to 1102456555 its reverse (5556542011), we get a palindrome (6658998566).

It can be divided in two parts, 1102456 and 555, that added together give a palindrome (1103011).

The spelling of 1102456555 in words is "one billion, one hundred two million, four hundred fifty-six thousand, five hundred fifty-five".