10961397 has 6 divisors (see below), whose sum is σ = 15833142. Its totient is φ = 7307592.

The previous prime is 10961393. The next prime is 10961399. The reversal of 10961397 is 79316901.

It can be written as a sum of positive squares in only one way, i.e., 7017201 + 3944196 = 2649^2 + 1986^2 .

It is not a de Polignac number, because 10961397 - 2² = 10961393 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10961393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 608958 + ... + 608975.

It is an arithmetic number, because the mean of its divisors is an integer number (2638857).

Almost surely, 2^10961397 is an apocalyptic number.

It is an amenable number.

10961397 is a deficient number, since it is larger than the sum of its proper divisors (4871745).

10961397 is a wasteful number, since it uses less digits than its factorization.

10961397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1217939 (or 1217936 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 36.

The square root of 10961397 is about 3310.8000543675. The cubic root of 10961397 is about 222.1375456367.

The spelling of 10961397 in words is "ten million, nine hundred sixty-one thousand, three hundred ninety-seven".