1151634536 has 64 divisors (see below), whose sum is σ = 2591870400. Its totient is φ = 473914368.

The previous prime is 1151634503. The next prime is 1151634563. The reversal of 1151634536 is 6354361511.

It is a junction number, because it is equal to n+sod(n) for n = 1151634496 and 1151634505.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 16451 + ... + 50733.

It is an arithmetic number, because the mean of its divisors is an integer number (40497975).

Almost surely, 2^1151634536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1151634536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1295935200).

1151634536 is an abundant number, since it is smaller than the sum of its proper divisors (1440235864).

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

1151634536 is a wasteful number, since it uses less digits than its factorization.

1151634536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34338 (or 34334 counting only the distinct ones).

The product of its digits is 32400, while the sum is 35.

The square root of 1151634536 is about 33935.7412767130. The cubic root of 1151634536 is about 1048.1856910245.

The spelling of 1151634536 in words is "one billion, one hundred fifty-one million, six hundred thirty-four thousand, five hundred thirty-six".