1199019252 has 48 divisors (see below), whose sum is σ = 2883307392. Its totient is φ = 387563520.

The previous prime is 1199019251. The next prime is 1199019253. The reversal of 1199019252 is 2529109911.

It is an interprime number because it is at equal distance from previous prime (1199019251) and next prime (1199019253).

It is a self number, because there is not a number n which added to its sum of digits gives 1199019252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1199019251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74868 + ... + 89460.

It is an arithmetic number, because the mean of its divisors is an integer number (60068904).

Almost surely, 2^1199019252 is an apocalyptic number.

1199019252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1199019252 is an abundant number, since it is smaller than the sum of its proper divisors (1684288140).

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

1199019252 is a wasteful number, since it uses less digits than its factorization.

1199019252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14808 (or 14806 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 39.

The square root of 1199019252 is about 34626.8573797854. The cubic root of 1199019252 is about 1062.3689902043.

The spelling of 1199019252 in words is "one billion, one hundred ninety-nine million, nineteen thousand, two hundred fifty-two".