1266000461 has 8 divisors (see below), whose sum is σ = 1382552064. Its totient is φ = 1149692320.

The previous prime is 1266000433. The next prime is 1266000469. The reversal of 1266000461 is 1640006621.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1266000461 - 2¹⁴ = 1265984077 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1266000461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1266000469) 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, 49901 + ... + 70866.

It is an arithmetic number, because the mean of its divisors is an integer number (172819008).

Almost surely, 2^1266000461 is an apocalyptic number.

1266000461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1266000461 is a deficient number, since it is larger than the sum of its proper divisors (116551603).

1266000461 is a wasteful number, since it uses less digits than its factorization.

1266000461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121731.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 1266000461 is about 35580.9002275097. The cubic root of 1266000461 is about 1081.7941317901.

The spelling of 1266000461 in words is "one billion, two hundred sixty-six million, four hundred sixty-one", and thus it is an aban number.