1356052412 has 48 divisors (see below), whose sum is σ = 2884140000. Its totient is φ = 549346560.

The previous prime is 1356052393. The next prime is 1356052471. The reversal of 1356052412 is 2142506531.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24287 + ... + 57462.

It is an arithmetic number, because the mean of its divisors is an integer number (60086250).

Almost surely, 2^1356052412 is an apocalyptic number.

It is an amenable number.

1356052412 is an abundant number, since it is smaller than the sum of its proper divisors (1528087588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1356052412 is a wasteful number, since it uses less digits than its factorization.

1356052412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81806 (or 81804 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 1356052412 is about 36824.6169294400. The cubic root of 1356052412 is about 1106.8586375655.

Adding to 1356052412 its reverse (2142506531), we get a palindrome (3498558943).

The spelling of 1356052412 in words is "one billion, three hundred fifty-six million, fifty-two thousand, four hundred twelve".