1355827144 has 32 divisors (see below), whose sum is σ = 2916679680. Its totient is φ = 578801664.

The previous prime is 1355827141. The next prime is 1355827153. The reversal of 1355827144 is 4417285531.

It is a junction number, because it is equal to n+sod(n) for n = 1355827097 and 1355827106.

It is not an unprimeable number, because it can be changed into a prime (1355827141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32712 + ... + 61495.

It is an arithmetic number, because the mean of its divisors is an integer number (91146240).

Almost surely, 2^1355827144 is an apocalyptic number.

1355827144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1355827144 is an abundant number, since it is smaller than the sum of its proper divisors (1560852536).

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

1355827144 is a wasteful number, since it uses less digits than its factorization.

1355827144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94477 (or 94473 counting only the distinct ones).

The product of its digits is 134400, while the sum is 40.

The square root of 1355827144 is about 36821.5581419364. The cubic root of 1355827144 is about 1106.7973435631.

The spelling of 1355827144 in words is "one billion, three hundred fifty-five million, eight hundred twenty-seven thousand, one hundred forty-four".