1466496947 has 4 divisors (see below), whose sum is σ = 1467361800. Its totient is φ = 1465632096.

The previous prime is 1466496919. The next prime is 1466496949. The reversal of 1466496947 is 7496946641.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1466496947 - 2⁶ = 1466496883 is a prime.

It is a super-2 number, since 2×1466496947² = 4301226591120641618, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1466496892 and 1466496901.

It is not an unprimeable number, because it can be changed into a prime (1466496949) 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, 429878 + ... + 433275.

It is an arithmetic number, because the mean of its divisors is an integer number (366840450).

Almost surely, 2^1466496947 is an apocalyptic number.

1466496947 is a deficient number, since it is larger than the sum of its proper divisors (864853).

1466496947 is an equidigital number, since it uses as much as digits as its factorization.

1466496947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864852.

The product of its digits is 7838208, while the sum is 56.

The square root of 1466496947 is about 38294.8684160163. The cubic root of 1466496947 is about 1136.1274537431.

The spelling of 1466496947 in words is "one billion, four hundred sixty-six million, four hundred ninety-six thousand, nine hundred forty-seven".