1102845745 has 8 divisors (see below), whose sum is σ = 1380954816. Its totient is φ = 843916656.

The previous prime is 1102845721. The next prime is 1102845749. The reversal of 1102845745 is 5475482011.

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 1102845745 - 2⁵ = 1102845713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102845749) 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, 4794867 + ... + 4795096.

It is an arithmetic number, because the mean of its divisors is an integer number (172619352).

Almost surely, 2^1102845745 is an apocalyptic number.

It is an amenable number.

1102845745 is a deficient number, since it is larger than the sum of its proper divisors (278109071).

1102845745 is an equidigital number, since it uses as much as digits as its factorization.

1102845745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9589991.

The product of its (nonzero) digits is 44800, while the sum is 37.

The square root of 1102845745 is about 33209.1214126481. The cubic root of 1102845745 is about 1033.1695325401.

The spelling of 1102845745 in words is "one billion, one hundred two million, eight hundred forty-five thousand, seven hundred forty-five".