11620351 has 2 divisors, whose sum is σ = 11620352. Its totient is φ = 11620350.

The previous prime is 11620339. The next prime is 11620369. The reversal of 11620351 is 15302611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11620351 - 2¹¹ = 11618303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11620391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5810175 + 5810176.

It is an arithmetic number, because the mean of its divisors is an integer number (5810176).

Almost surely, 2^11620351 is an apocalyptic number.

11620351 is a deficient number, since it is larger than the sum of its proper divisors (1).

11620351 is an equidigital number, since it uses as much as digits as its factorization.

11620351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 11620351 is about 3408.8635936335. The cubic root of 11620351 is about 226.5025429074.

Adding to 11620351 its reverse (15302611), we get a palindrome (26922962).

The spelling of 11620351 in words is "eleven million, six hundred twenty thousand, three hundred fifty-one".