1151502505 has 8 divisors (see below), whose sum is σ = 1454529600. Its totient is φ = 872717616.

The previous prime is 1151502481. The next prime is 1151502509. The reversal of 1151502505 is 5052051511.

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

It is a cyclic number.

It is not a de Polignac number, because 1151502505 - 2²¹ = 1149405353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1151502505.

It is not an unprimeable number, because it can be changed into a prime (1151502509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6060445 + ... + 6060634.

It is an arithmetic number, because the mean of its divisors is an integer number (181816200).

Almost surely, 2^1151502505 is an apocalyptic number.

It is an amenable number.

1151502505 is a deficient number, since it is larger than the sum of its proper divisors (303027095).

1151502505 is a wasteful number, since it uses less digits than its factorization.

1151502505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12121103.

The product of its (nonzero) digits is 1250, while the sum is 25.

The square root of 1151502505 is about 33933.7959120403. The cubic root of 1151502505 is about 1048.1456325135.

The spelling of 1151502505 in words is "one billion, one hundred fifty-one million, five hundred two thousand, five hundred five".