1249355082 has 8 divisors (see below), whose sum is σ = 2498710176. Its totient is φ = 416451692.

The previous prime is 1249355077. The next prime is 1249355117. The reversal of 1249355082 is 2805539421.

It is a sphenic number, since it is the product of 3 distinct primes.

1249355082 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1249355082.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104112918 + ... + 104112929.

It is an arithmetic number, because the mean of its divisors is an integer number (312338772).

Almost surely, 2^1249355082 is an apocalyptic number.

1249355082 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1249355082 is a wasteful number, since it uses less digits than its factorization.

1249355082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208225852.

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 1249355082 is about 35346.2173648044. The cubic root of 1249355082 is about 1077.0320553183.

The spelling of 1249355082 in words is "one billion, two hundred forty-nine million, three hundred fifty-five thousand, eighty-two".