1466755081 has 4 divisors (see below), whose sum is σ = 1600096464. Its totient is φ = 1333413700.

The previous prime is 1466755067. The next prime is 1466755091. The reversal of 1466755081 is 1805576641.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1466755081 is a prime.

It is a super-2 number, since 2×1466755081² = 4302740935278633122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1466755021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66670675 + ... + 66670696.

It is an arithmetic number, because the mean of its divisors is an integer number (400024116).

Almost surely, 2^1466755081 is an apocalyptic number.

1466755081 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1466755081 is a deficient number, since it is larger than the sum of its proper divisors (133341383).

1466755081 is a wasteful number, since it uses less digits than its factorization.

1466755081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133341382.

The product of its (nonzero) digits is 201600, while the sum is 43.

The square root of 1466755081 is about 38298.2386148502. The cubic root of 1466755081 is about 1136.1941105288.

The spelling of 1466755081 in words is "one billion, four hundred sixty-six million, seven hundred fifty-five thousand, eighty-one".