11150631461 has 8 divisors (see below), whose sum is σ = 11451100248. Its totient is φ = 10851520000.

The previous prime is 11150631451. The next prime is 11150631467. The reversal of 11150631461 is 16413605111.

It can be written as a sum of positive squares in 4 ways, for example, as 4558815361 + 6591816100 = 67519^2 + 81190^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11150631461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11150631467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322670 + ... + 355551.

It is an arithmetic number, because the mean of its divisors is an integer number (1431387531).

Almost surely, 2^11150631461 is an apocalyptic number.

It is an amenable number.

11150631461 is a deficient number, since it is larger than the sum of its proper divisors (300468787).

11150631461 is an equidigital number, since it uses as much as digits as its factorization.

11150631461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678663.

The product of its (nonzero) digits is 2160, while the sum is 29.

The spelling of 11150631461 in words is "eleven billion, one hundred fifty million, six hundred thirty-one thousand, four hundred sixty-one".