1361022136 has 16 divisors (see below), whose sum is σ = 2686228200. Its totient is φ = 644694624.

The previous prime is 1361022073. The next prime is 1361022163. The reversal of 1361022136 is 6312201631.

It is a self number, because there is not a number n which added to its sum of digits gives 1361022136.

It is a congruent number.

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, 4476895 + ... + 4477198.

Almost surely, 2^1361022136 is an apocalyptic number.

It is an amenable number.

1361022136 is a deficient number, since it is larger than the sum of its proper divisors (1325206064).

1361022136 is a wasteful number, since it uses less digits than its factorization.

1361022136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8954118 (or 8954114 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 1361022136 is about 36892.0335031833. The cubic root of 1361022136 is about 1108.2091447915.

Adding to 1361022136 its reverse (6312201631), we get a palindrome (7673223767).

The spelling of 1361022136 in words is "one billion, three hundred sixty-one million, twenty-two thousand, one hundred thirty-six".