11731201630 has 8 divisors (see below), whose sum is σ = 21116162952. Its totient is φ = 4692480648.

The previous prime is 11731201621. The next prime is 11731201639. The reversal of 11731201630 is 3610213711.

It is an interprime number because it is at equal distance from previous prime (11731201621) and next prime (11731201639).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 11731201595 and 11731201604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11731201639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 586560072 + ... + 586560091.

It is an arithmetic number, because the mean of its divisors is an integer number (2639520369).

Almost surely, 2^11731201630 is an apocalyptic number.

11731201630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11731201630 is a deficient number, since it is larger than the sum of its proper divisors (9384961322).

11731201630 is a wasteful number, since it uses less digits than its factorization.

11731201630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173120170.

The product of its (nonzero) digits is 756, while the sum is 25.

The spelling of 11731201630 in words is "eleven billion, seven hundred thirty-one million, two hundred one thousand, six hundred thirty".