1420013066 has 4 divisors (see below), whose sum is σ = 2130019602. Its totient is φ = 710006532.

The previous prime is 1420013059. The next prime is 1420013107. The reversal of 1420013066 is 6603100241.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 887742025 + 532271041 = 29795^2 + 23071^2 .

It is a super-2 number, since 2×1420013066² = 4032874215221440712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355003265 + ... + 355003268.

Almost surely, 2^1420013066 is an apocalyptic number.

1420013066 is a deficient number, since it is larger than the sum of its proper divisors (710006536).

1420013066 is an equidigital number, since it uses as much as digits as its factorization.

1420013066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710006535.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1420013066 is about 37683.0607302539. The cubic root of 1420013066 is about 1123.9943120367.

The spelling of 1420013066 in words is "one billion, four hundred twenty million, thirteen thousand, sixty-six".