1340414536 has 8 divisors (see below), whose sum is σ = 2513277270. Its totient is φ = 670207264.

The previous prime is 1340414477. The next prime is 1340414561. The reversal of 1340414536 is 6354140431.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 730620900 + 609793636 = 27030^2 + 24694^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1340414536² = 3593422256640190592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1340414498 and 1340414507.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83775901 + ... + 83775916.

Almost surely, 2^1340414536 is an apocalyptic number.

It is an amenable number.

1340414536 is a deficient number, since it is larger than the sum of its proper divisors (1172862734).

1340414536 is a wasteful number, since it uses less digits than its factorization.

1340414536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167551823 (or 167551819 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 1340414536 is about 36611.6721278884. The cubic root of 1340414536 is about 1102.5874450688.

Adding to 1340414536 its reverse (6354140431), we get a palindrome (7694554967).

The spelling of 1340414536 in words is "one billion, three hundred forty million, four hundred fourteen thousand, five hundred thirty-six".