1091485002 has 16 divisors (see below), whose sum is σ = 2185678080. Its totient is φ = 363376992.

The previous prime is 1091484991. The next prime is 1091485013. The reversal of 1091485002 is 2005841901.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1091484991) and next prime (1091485013).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107578 + ... + 117285.

It is an arithmetic number, because the mean of its divisors is an integer number (136604880).

Almost surely, 2^1091485002 is an apocalyptic number.

1091485002 is an abundant number, since it is smaller than the sum of its proper divisors (1094193078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1091485002 is a wasteful number, since it uses less digits than its factorization.

1091485002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225677.

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 1091485002 is about 33037.6300905498. The cubic root of 1091485002 is about 1029.6096179814.

The spelling of 1091485002 in words is "one billion, ninety-one million, four hundred eighty-five thousand, two".