1361467816 has 16 divisors (see below), whose sum is σ = 2600918100. Its totient is φ = 667889664.

The previous prime is 1361467801. The next prime is 1361467817. The reversal of 1361467816 is 6187641631.

It can be written as a sum of positive squares in 2 ways, for example, as 1279492900 + 81974916 = 35770^2 + 9054^2 .

It is a super-2 number, since 2×1361467816² = 3707189228007619712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1361467817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1605081 + ... + 1605928.

Almost surely, 2^1361467816 is an apocalyptic number.

It is an amenable number.

1361467816 is a deficient number, since it is larger than the sum of its proper divisors (1239450284).

1361467816 is a wasteful number, since it uses less digits than its factorization.

1361467816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3211068 (or 3211064 counting only the distinct ones).

The product of its digits is 145152, while the sum is 43.

The square root of 1361467816 is about 36898.0733372354. The cubic root of 1361467816 is about 1108.3300962286.

The spelling of 1361467816 in words is "one billion, three hundred sixty-one million, four hundred sixty-seven thousand, eight hundred sixteen".