1156066552 has 32 divisors (see below), whose sum is σ = 2286777600. Its totient is φ = 546394464.

The previous prime is 1156066543. The next prime is 1156066553. The reversal of 1156066552 is 2556606511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1156066553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62163 + ... + 78589.

It is an arithmetic number, because the mean of its divisors is an integer number (71461800).

Almost surely, 2^1156066552 is an apocalyptic number.

It is an amenable number.

1156066552 is a deficient number, since it is larger than the sum of its proper divisors (1130711048).

1156066552 is a wasteful number, since it uses less digits than its factorization.

1156066552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16915 (or 16911 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 37.

The square root of 1156066552 is about 34000.9786917965. The cubic root of 1156066552 is about 1049.5286023054.

The spelling of 1156066552 in words is "one billion, one hundred fifty-six million, sixty-six thousand, five hundred fifty-two".