1102084749 has 12 divisors (see below), whose sum is σ = 1592192316. Its totient is φ = 734588352.

The previous prime is 1102084747. The next prime is 1102084771. The reversal of 1102084749 is 9474802011.

It can be written as a sum of positive squares in 2 ways, for example, as 357777225 + 744307524 = 18915^2 + 27282^2 .

It is not a de Polignac number, because 1102084749 - 2¹ = 1102084747 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102084747) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77049 + ... + 90225.

It is an arithmetic number, because the mean of its divisors is an integer number (132682693).

Almost surely, 2^1102084749 is an apocalyptic number.

It is an amenable number.

1102084749 is a deficient number, since it is larger than the sum of its proper divisors (490107567).

1102084749 is a wasteful number, since it uses less digits than its factorization.

1102084749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22476 (or 22473 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 1102084749 is about 33197.6618001931. The cubic root of 1102084749 is about 1032.9318387384.

The spelling of 1102084749 in words is "one billion, one hundred two million, eighty-four thousand, seven hundred forty-nine".