11619497 has 2 divisors, whose sum is σ = 11619498. Its totient is φ = 11619496.

The previous prime is 11619493. The next prime is 11619511. The reversal of 11619497 is 79491611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9357481 + 2262016 = 3059^2 + 1504^2 .

It is a cyclic number.

It is not a de Polignac number, because 11619497 - 2² = 11619493 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11619497.

It is not a weakly prime, because it can be changed into another prime (11619493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5809748 + 5809749.

It is an arithmetic number, because the mean of its divisors is an integer number (5809749).

Almost surely, 2^11619497 is an apocalyptic number.

It is an amenable number.

11619497 is a deficient number, since it is larger than the sum of its proper divisors (1).

11619497 is an equidigital number, since it uses as much as digits as its factorization.

11619497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13608, while the sum is 38.

The square root of 11619497 is about 3408.7383296463. The cubic root of 11619497 is about 226.4969940815.

The spelling of 11619497 in words is "eleven million, six hundred nineteen thousand, four hundred ninety-seven".