1363961842 has 8 divisors (see below), whose sum is σ = 2095843932. Its totient is φ = 665347200.

The previous prime is 1363961831. The next prime is 1363961869. The reversal of 1363961842 is 2481693631.

It can be written as a sum of positive squares in 2 ways, for example, as 1351224081 + 12737761 = 36759^2 + 3569^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8316759 + ... + 8316922.

Almost surely, 2^1363961842 is an apocalyptic number.

1363961842 is a deficient number, since it is larger than the sum of its proper divisors (731882090).

1363961842 is a wasteful number, since it uses less digits than its factorization.

1363961842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16633724.

The product of its digits is 186624, while the sum is 43.

The square root of 1363961842 is about 36931.8540287378. The cubic root of 1363961842 is about 1109.0064539744.

The spelling of 1363961842 in words is "one billion, three hundred sixty-three million, nine hundred sixty-one thousand, eight hundred forty-two".