1355043424 has 48 divisors (see below), whose sum is σ = 3054240000. Its totient is φ = 579705984.

The previous prime is 1355043407. The next prime is 1355043427. The reversal of 1355043424 is 4243405531.

It is a super-2 number, since 2×1355043424² = 3672285361851287552, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1355043427) 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, 129127 + ... + 139225.

It is an arithmetic number, because the mean of its divisors is an integer number (63630000).

Almost surely, 2^1355043424 is an apocalyptic number.

1355043424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1355043424 is an abundant number, since it is smaller than the sum of its proper divisors (1699196576).

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

1355043424 is a wasteful number, since it uses less digits than its factorization.

1355043424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10715 (or 10707 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 1355043424 is about 36810.9144684019. The cubic root of 1355043424 is about 1106.5840453794.

Adding to 1355043424 its reverse (4243405531), we get a palindrome (5598448955).

The spelling of 1355043424 in words is "one billion, three hundred fifty-five million, forty-three thousand, four hundred twenty-four".