11630351043 has 12 divisors (see below), whose sum is σ = 17050134088. Its totient is φ = 7637842080.

The previous prime is 11630350973. The next prime is 11630351069. The reversal of 11630351043 is 34015303611.

11630351043 is a `hidden beast` number, since 11 + 630 + 3 + 5 + 10 + 4 + 3 = 666.

It is not a de Polignac number, because 11630351043 - 2¹⁰ = 11630350019 is a prime.

It is a super-2 number, since 2×11630351043² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11630350998 and 11630351016.

It is not an unprimeable number, because it can be changed into a prime (11630351443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9643138 + ... + 9644343.

Almost surely, 2^11630351043 is an apocalyptic number.

11630351043 is a deficient number, since it is larger than the sum of its proper divisors (5419783045).

11630351043 is a wasteful number, since it uses less digits than its factorization.

11630351043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19287554 (or 19287551 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

Adding to 11630351043 its reverse (34015303611), we get a palindrome (45645654654).

The spelling of 11630351043 in words is "eleven billion, six hundred thirty million, three hundred fifty-one thousand, forty-three".