1351655232 has 56 divisors (see below), whose sum is σ = 3584448000. Its totient is φ = 449519616.

The previous prime is 1351655213. The next prime is 1351655267. The reversal of 1351655232 is 2325561531.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1351655193 and 1351655202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78369 + ... + 94047.

It is an arithmetic number, because the mean of its divisors is an integer number (64008000).

Almost surely, 2^1351655232 is an apocalyptic number.

1351655232 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 1351655232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1792224000).

1351655232 is an abundant number, since it is smaller than the sum of its proper divisors (2232792768).

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

1351655232 is a wasteful number, since it uses less digits than its factorization.

1351655232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16143 (or 16133 counting only the distinct ones).

The product of its digits is 27000, while the sum is 33.

The square root of 1351655232 is about 36764.8640960360. The cubic root of 1351655232 is about 1105.6609633924.

The spelling of 1351655232 in words is "one billion, three hundred fifty-one million, six hundred fifty-five thousand, two hundred thirty-two".