1099497070 has 16 divisors (see below), whose sum is σ = 2261822688. Its totient is φ = 376970400.

The previous prime is 1099497067. The next prime is 1099497071. The reversal of 1099497070 is 707949901.

It is a self number, because there is not a number n which added to its sum of digits gives 1099497070.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1099497071) 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, 7853481 + ... + 7853620.

It is an arithmetic number, because the mean of its divisors is an integer number (141363918).

Almost surely, 2^1099497070 is an apocalyptic number.

1099497070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1099497070 is an abundant number, since it is smaller than the sum of its proper divisors (1162325618).

1099497070 is a wasteful number, since it uses less digits than its factorization.

1099497070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15707115.

The product of its (nonzero) digits is 142884, while the sum is 46.

The square root of 1099497070 is about 33158.6650816947. The cubic root of 1099497070 is about 1032.1227688561.

The spelling of 1099497070 in words is "one billion, ninety-nine million, four hundred ninety-seven thousand, seventy".