1151205202 has 16 divisors (see below), whose sum is σ = 2019390912. Its totient is φ = 481899600.

The previous prime is 1151205191. The next prime is 1151205203. The reversal of 1151205202 is 2025021511.

It is a super-2 number, since 2×1151205202² = 2650546834223721608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1151205202.

It is not an unprimeable number, because it can be changed into a prime (1151205203) 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, 955549 + ... + 956752.

It is an arithmetic number, because the mean of its divisors is an integer number (126211932).

Almost surely, 2^1151205202 is an apocalyptic number.

1151205202 is a deficient number, since it is larger than the sum of its proper divisors (868185710).

1151205202 is a wasteful number, since it uses less digits than its factorization.

1151205202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1912353.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 1151205202 is about 33929.4149964305. The cubic root of 1151205202 is about 1048.0554188834.

Adding to 1151205202 its reverse (2025021511), we get a palindrome (3176226713).

The spelling of 1151205202 in words is "one billion, one hundred fifty-one million, two hundred five thousand, two hundred two".