1065751552 has 88 divisors (see below), whose sum is σ = 2285041536. Its totient is φ = 495525888.

The previous prime is 1065751549. The next prime is 1065751559. The reversal of 1065751552 is 2551575601.

It is a super-2 number, since 2×1065751552² = 2271652741180817408, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065751559) 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, 870813 + ... + 872035.

Almost surely, 2^1065751552 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 1065751552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1142520768).

1065751552 is an abundant number, since it is smaller than the sum of its proper divisors (1219289984).

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

1065751552 is a wasteful number, since it uses less digits than its factorization.

1065751552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1303 (or 1285 counting only the distinct ones).

The product of its (nonzero) digits is 52500, while the sum is 37.

The square root of 1065751552 is about 32645.8504560687. The cubic root of 1065751552 is about 1021.4536341754.

The spelling of 1065751552 in words is "one billion, sixty-five million, seven hundred fifty-one thousand, five hundred fifty-two".