11620369 has 2 divisors, whose sum is σ = 11620370. Its totient is φ = 11620368.

The previous prime is 11620351. The next prime is 11620379. The reversal of 11620369 is 96302611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6275025 + 5345344 = 2505^2 + 2312^2 .

It is a cyclic number.

It is not a de Polignac number, because 11620369 - 2¹⁵ = 11587601 is a prime.

It is a super-2 number, since 2×11620369² = 270065951392322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11620339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5810184 + 5810185.

It is an arithmetic number, because the mean of its divisors is an integer number (5810185).

Almost surely, 2^11620369 is an apocalyptic number.

It is an amenable number.

11620369 is a deficient number, since it is larger than the sum of its proper divisors (1).

11620369 is an equidigital number, since it uses as much as digits as its factorization.

11620369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 11620369 is about 3408.8662338085. The cubic root of 11620369 is about 226.5026598586.

The spelling of 11620369 in words is "eleven million, six hundred twenty thousand, three hundred sixty-nine".