10961538 has 32 divisors (see below), whose sum is σ = 25866240. Its totient is φ = 3030480.

The previous prime is 10961521. The next prime is 10961563. The reversal of 10961538 is 83516901.

It is a junction number, because it is equal to n+sod(n) for n = 10961499 and 10961508.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2908 + ... + 5511.

It is an arithmetic number, because the mean of its divisors is an integer number (808320).

Almost surely, 2^10961538 is an apocalyptic number.

10961538 is an abundant number, since it is smaller than the sum of its proper divisors (14904702).

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

10961538 is a wasteful number, since it uses less digits than its factorization.

10961538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8462.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 10961538 is about 3310.8213482458. The cubic root of 10961538 is about 222.1384981083.

The spelling of 10961538 in words is "ten million, nine hundred sixty-one thousand, five hundred thirty-eight".