1151320082 has 12 divisors (see below), whose sum is σ = 1898251278. Its totient is φ = 523327200.

The previous prime is 1151320069. The next prime is 1151320091. The reversal of 1151320082 is 2800231511.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 661981441 + 489338641 = 25729^2 + 22121^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2378519 + ... + 2379002.

Almost surely, 2^1151320082 is an apocalyptic number.

1151320082 is a deficient number, since it is larger than the sum of its proper divisors (746931196).

1151320082 is a wasteful number, since it uses less digits than its factorization.

1151320082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4757545 (or 4757534 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 1151320082 is about 33931.1078805276. The cubic root of 1151320082 is about 1048.0902799147.

Adding to 1151320082 its reverse (2800231511), we get a palindrome (3951551593).

The spelling of 1151320082 in words is "one billion, one hundred fifty-one million, three hundred twenty thousand, eighty-two".