1361996532 has 336 divisors, whose sum is σ = 4250283520. Its totient is φ = 377913600.

The previous prime is 1361996527. The next prime is 1361996539. The reversal of 1361996532 is 2356991631.

1361996532 is a `hidden beast` number, since 13 + 6 + 19 + 96 + 532 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361996539) by changing a digit.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 22327782 + ... + 22327842.

Almost surely, 2^1361996532 is an apocalyptic number.

1361996532 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 1361996532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2125141760).

1361996532 is an abundant number, since it is smaller than the sum of its proper divisors (2888286988).

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

1361996532 is a wasteful number, since it uses less digits than its factorization.

1361996532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146 (or 129 counting only the distinct ones).

The product of its digits is 262440, while the sum is 45.

The square root of 1361996532 is about 36905.2371893204. The cubic root of 1361996532 is about 1108.4735482710.

The spelling of 1361996532 in words is "one billion, three hundred sixty-one million, nine hundred ninety-six thousand, five hundred thirty-two".