1363989422 has 16 divisors (see below), whose sum is σ = 2123785440. Its totient is φ = 656222112.

The previous prime is 1363989421. The next prime is 1363989427. The reversal of 1363989422 is 2249893631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1363989421) 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, 23138 + ... + 57125.

It is an arithmetic number, because the mean of its divisors is an integer number (132736590).

Almost surely, 2^1363989422 is an apocalyptic number.

1363989422 is a deficient number, since it is larger than the sum of its proper divisors (759796018).

1363989422 is a wasteful number, since it uses less digits than its factorization.

1363989422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80587.

The product of its digits is 559872, while the sum is 47.

The square root of 1363989422 is about 36932.2274172571. The cubic root of 1363989422 is about 1109.0139288149.

The spelling of 1363989422 in words is "one billion, three hundred sixty-three million, nine hundred eighty-nine thousand, four hundred twenty-two".