1121455102 has 8 divisors (see below), whose sum is σ = 1686508200. Its totient is φ = 559285704.

The previous prime is 1121455087. The next prime is 1121455117. The reversal of 1121455102 is 2015541211.

It is an interprime number because it is at equal distance from previous prime (1121455087) and next prime (1121455117).

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

It is a congruent number.

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, 719952 + ... + 721507.

It is an arithmetic number, because the mean of its divisors is an integer number (210813525).

Almost surely, 2^1121455102 is an apocalyptic number.

1121455102 is a deficient number, since it is larger than the sum of its proper divisors (565053098).

1121455102 is a wasteful number, since it uses less digits than its factorization.

1121455102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1441850.

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 1121455102 is about 33488.1337491357. The cubic root of 1121455102 is about 1038.9483643485.

Adding to 1121455102 its reverse (2015541211), we get a palindrome (3136996313).

The spelling of 1121455102 in words is "one billion, one hundred twenty-one million, four hundred fifty-five thousand, one hundred two".