1151606481 has 16 divisors (see below), whose sum is σ = 1603082880. Its totient is φ = 733969280.

The previous prime is 1151606471. The next prime is 1151606513. The reversal of 1151606481 is 1846061511.

It is a cyclic number.

It is not a de Polignac number, because 1151606481 - 2¹⁹ = 1151082193 is a prime.

It is a super-2 number, since 2×1151606481² = 2652394974162406722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1151606471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186085 + ... + 192173.

It is an arithmetic number, because the mean of its divisors is an integer number (100192680).

Almost surely, 2^1151606481 is an apocalyptic number.

It is an amenable number.

1151606481 is a deficient number, since it is larger than the sum of its proper divisors (451476399).

1151606481 is a wasteful number, since it uses less digits than its factorization.

1151606481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8856.

The product of its (nonzero) digits is 5760, while the sum is 33.

The square root of 1151606481 is about 33935.3279194411. The cubic root of 1151606481 is about 1048.1771793287.

Adding to 1151606481 its reverse (1846061511), we get a palindrome (2997667992).

The spelling of 1151606481 in words is "one billion, one hundred fifty-one million, six hundred six thousand, four hundred eighty-one".