1461499966 has 4 divisors (see below), whose sum is σ = 2192249952. Its totient is φ = 730749982.

The previous prime is 1461499961. The next prime is 1461500003. The reversal of 1461499966 is 6699941641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6699941641 = 139 ⋅48201019.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1461499961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365374990 + ... + 365374993.

It is an arithmetic number, because the mean of its divisors is an integer number (548062488).

Almost surely, 2^1461499966 is an apocalyptic number.

1461499966 is a deficient number, since it is larger than the sum of its proper divisors (730749986).

1461499966 is an equidigital number, since it uses as much as digits as its factorization.

1461499966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730749985.

The product of its digits is 2519424, while the sum is 55.

The square root of 1461499966 is about 38229.5692625486. The cubic root of 1461499966 is about 1134.8355615759.

The spelling of 1461499966 in words is "one billion, four hundred sixty-one million, four hundred ninety-nine thousand, nine hundred sixty-six".