1355403132 has 120 divisors (see below), whose sum is σ = 3823330896. Its totient is φ = 417111552.

The previous prime is 1355403121. The next prime is 1355403151. The reversal of 1355403132 is 2313045531.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1355403096 and 1355403105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 289603 + ... + 294245.

Almost surely, 2^1355403132 is an apocalyptic number.

1355403132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1355403132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1911665448).

1355403132 is an abundant number, since it is smaller than the sum of its proper divisors (2467927764).

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

1355403132 is a wasteful number, since it uses less digits than its factorization.

1355403132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4729 (or 4718 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 1355403132 is about 36815.8000320515. The cubic root of 1355403132 is about 1106.6819541525.

Adding to 1355403132 its reverse (2313045531), we get a palindrome (3668448663).

The spelling of 1355403132 in words is "one billion, three hundred fifty-five million, four hundred three thousand, one hundred thirty-two".