1165632150 has 48 divisors (see below), whose sum is σ = 2903814144. Its totient is φ = 309432480.

The previous prime is 1165632109. The next prime is 1165632179. The reversal of 1165632150 is 512365611.

It is a super-2 number, since 2×1165632150² = 2717396618227245000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16027 + ... + 50873.

It is an arithmetic number, because the mean of its divisors is an integer number (60496128).

Almost surely, 2^1165632150 is an apocalyptic number.

1165632150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1165632150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1451907072).

1165632150 is an abundant number, since it is smaller than the sum of its proper divisors (1738181994).

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

1165632150 is a wasteful number, since it uses less digits than its factorization.

1165632150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35085 (or 35080 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 1165632150 is about 34141.3554212483. The cubic root of 1165632150 is about 1052.4153466744.

Adding to 1165632150 its reverse (512365611), we get a palindrome (1677997761).

The spelling of 1165632150 in words is "one billion, one hundred sixty-five million, six hundred thirty-two thousand, one hundred fifty".