1431022066 has 32 divisors (see below), whose sum is σ = 2244153600. Its totient is φ = 683888256.

The previous prime is 1431022063. The next prime is 1431022079. The reversal of 1431022066 is 6602201341.

It is a self number, because there is not a number n which added to its sum of digits gives 1431022066.

It is not an unprimeable number, because it can be changed into a prime (1431022063) 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 in 15 ways as a sum of consecutive naturals, for example, 733260 + ... + 735208.

It is an arithmetic number, because the mean of its divisors is an integer number (70129800).

Almost surely, 2^1431022066 is an apocalyptic number.

1431022066 is a deficient number, since it is larger than the sum of its proper divisors (813131534).

1431022066 is a wasteful number, since it uses less digits than its factorization.

1431022066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2178.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1431022066 is about 37828.8522955693. The cubic root of 1431022066 is about 1126.8915184239.

The spelling of 1431022066 in words is "one billion, four hundred thirty-one million, twenty-two thousand, sixty-six".