11379997 has 2 divisors, whose sum is σ = 11379998. Its totient is φ = 11379996.

The previous prime is 11379989. The next prime is 11380003. The reversal of 11379997 is 79997311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9036036 + 2343961 = 3006^2 + 1531^2 .

It is a cyclic number.

It is not a de Polignac number, because 11379997 - 2³ = 11379989 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11379947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5689998 + 5689999.

It is an arithmetic number, because the mean of its divisors is an integer number (5689999).

Almost surely, 2^11379997 is an apocalyptic number.

It is an amenable number.

11379997 is a deficient number, since it is larger than the sum of its proper divisors (1).

11379997 is an equidigital number, since it uses as much as digits as its factorization.

11379997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 107163, while the sum is 46.

The square root of 11379997 is about 3373.4251140347. The cubic root of 11379997 is about 224.9299996234.

The spelling of 11379997 in words is "eleven million, three hundred seventy-nine thousand, nine hundred ninety-seven".