1102653045 has 24 divisors (see below), whose sum is σ = 2058286776. Its totient is φ = 542844288.

The previous prime is 1102653037. The next prime is 1102653059. The reversal of 1102653045 is 5403562011.

1102653045 is a `hidden beast` number, since 1 + 1 + 0 + 2 + 653 + 0 + 4 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 49196196 + 1053456849 = 7014^2 + 32457^2 .

It is not a de Polignac number, because 1102653045 - 2³ = 1102653037 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 941854 + ... + 943023.

It is an arithmetic number, because the mean of its divisors is an integer number (85761949).

Almost surely, 2^1102653045 is an apocalyptic number.

1102653045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1102653045 is a deficient number, since it is larger than the sum of its proper divisors (955633731).

1102653045 is a wasteful number, since it uses less digits than its factorization.

1102653045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1884901 (or 1884898 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 1102653045 is about 33206.2199745771. The cubic root of 1102653045 is about 1033.1093538715.

The spelling of 1102653045 in words is "one billion, one hundred two million, six hundred fifty-three thousand, forty-five".