1361375232 has 416 divisors, whose sum is σ = 4718016000. Its totient is φ = 346816512.

The previous prime is 1361375219. The next prime is 1361375243. The reversal of 1361375232 is 2325731631.

Its product of digits (22680) is a multiple of the sum of its prime factors (84).

It is a junction number, because it is equal to n+sod(n) for n = 1361375193 and 1361375202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71651319 + ... + 71651337.

Almost surely, 2^1361375232 is an apocalyptic number.

1361375232 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 1361375232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2359008000).

1361375232 is an abundant number, since it is smaller than the sum of its proper divisors (3356640768).

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

1361375232 is an equidigital number, since it uses as much as digits as its factorization.

1361375232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84 (or 48 counting only the distinct ones).

The product of its digits is 22680, while the sum is 33.

The square root of 1361375232 is about 36896.8187246543. The cubic root of 1361375232 is about 1108.3049723737.

The spelling of 1361375232 in words is "one billion, three hundred sixty-one million, three hundred seventy-five thousand, two hundred thirty-two".