1340416552 has 16 divisors (see below), whose sum is σ = 2514777300. Its totient is φ = 669809280.

The previous prime is 1340416549. The next prime is 1340416577. The reversal of 1340416552 is 2556140431.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1339999236 + 417316 = 36606^2 + 646^2 .

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, 35349 + ... + 62692.

Almost surely, 2^1340416552 is an apocalyptic number.

It is an amenable number.

1340416552 is a deficient number, since it is larger than the sum of its proper divisors (1174360748).

1340416552 is a wasteful number, since it uses less digits than its factorization.

1340416552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99756 (or 99752 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 1340416552 is about 36611.6996600813. The cubic root of 1340416552 is about 1102.5879978369.

Adding to 1340416552 its reverse (2556140431), we get a palindrome (3896556983).

The spelling of 1340416552 in words is "one billion, three hundred forty million, four hundred sixteen thousand, five hundred fifty-two".