11621097 has 8 divisors (see below), whose sum is σ = 17216480. Its totient is φ = 7747380.

The previous prime is 11621039. The next prime is 11621119. The reversal of 11621097 is 79012611.

11621097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11621097 - 2⁷ = 11620969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 430411 = 11621097 / (1 + 1 + 6 + 2 + 1 + 0 + 9 + 7).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11621097.

It is not an unprimeable number, because it can be changed into a prime (11621017) 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, 215179 + ... + 215232.

It is an arithmetic number, because the mean of its divisors is an integer number (2152060).

Almost surely, 2^11621097 is an apocalyptic number.

It is an amenable number.

11621097 is a deficient number, since it is larger than the sum of its proper divisors (5595383).

11621097 is an equidigital number, since it uses as much as digits as its factorization.

11621097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430420 (or 430414 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 27.

The square root of 11621097 is about 3408.9730125068. The cubic root of 11621097 is about 226.5073897857.

The spelling of 11621097 in words is "eleven million, six hundred twenty-one thousand, ninety-seven".