1012661206 has 4 divisors (see below), whose sum is σ = 1518991812. Its totient is φ = 506330602.

The previous prime is 1012661197. The next prime is 1012661267. The reversal of 1012661206 is 6021662101.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253165300 + ... + 253165303.

It is an arithmetic number, because the mean of its divisors is an integer number (379747953).

Almost surely, 2^1012661206 is an apocalyptic number.

1012661206 is a deficient number, since it is larger than the sum of its proper divisors (506330606).

1012661206 is an equidigital number, since it uses as much as digits as its factorization.

1012661206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506330605.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1012661206 is about 31822.3381604809. The cubic root of 1012661206 is about 1004.2027144474.

The spelling of 1012661206 in words is "one billion, twelve million, six hundred sixty-one thousand, two hundred six".