1151513530 has 32 divisors (see below), whose sum is σ = 2210483520. Its totient is φ = 430383360.

The previous prime is 1151513509. The next prime is 1151513537. The reversal of 1151513530 is 353151511.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1151513495 and 1151513504.

It is not an unprimeable number, because it can be changed into a prime (1151513537) 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, 736 + ... + 47995.

It is an arithmetic number, because the mean of its divisors is an integer number (69077610).

Almost surely, 2^1151513530 is an apocalyptic number.

1151513530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1151513530 is a deficient number, since it is larger than the sum of its proper divisors (1058969990).

1151513530 is a wasteful number, since it uses less digits than its factorization.

1151513530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48894.

The product of its (nonzero) digits is 1125, while the sum is 25.

The square root of 1151513530 is about 33933.9583603210. The cubic root of 1151513530 is about 1048.1489776412.

The spelling of 1151513530 in words is "one billion, one hundred fifty-one million, five hundred thirteen thousand, five hundred thirty".