11920351 has 2 divisors, whose sum is σ = 11920352. Its totient is φ = 11920350.

The previous prime is 11920339. The next prime is 11920367. The reversal of 11920351 is 15302911.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11920351 - 2¹⁵ = 11887583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11924351) 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, 5960175 + 5960176.

It is an arithmetic number, because the mean of its divisors is an integer number (5960176).

Almost surely, 2^11920351 is an apocalyptic number.

11920351 is a deficient number, since it is larger than the sum of its proper divisors (1).

11920351 is an equidigital number, since it uses as much as digits as its factorization.

11920351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 11920351 is about 3452.5861321624. The cubic root of 11920351 is about 228.4351939841.

The spelling of 11920351 in words is "eleven million, nine hundred twenty thousand, three hundred fifty-one".