1418946146 has 4 divisors (see below), whose sum is σ = 2128419222. Its totient is φ = 709473072.

The previous prime is 1418946143. The next prime is 1418946169. The reversal of 1418946146 is 6416498141.

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., 1015378225 + 403567921 = 31865^2 + 20089^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1418946097 and 1418946106.

It is not an unprimeable number, because it can be changed into a prime (1418946143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354736535 + ... + 354736538.

Almost surely, 2^1418946146 is an apocalyptic number.

1418946146 is a deficient number, since it is larger than the sum of its proper divisors (709473076).

1418946146 is an equidigital number, since it uses as much as digits as its factorization.

1418946146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709473075.

The product of its digits is 165888, while the sum is 44.

The square root of 1418946146 is about 37668.9015767649. The cubic root of 1418946146 is about 1123.7127389286.

The spelling of 1418946146 in words is "one billion, four hundred eighteen million, nine hundred forty-six thousand, one hundred forty-six".