10999379 has 2 divisors, whose sum is σ = 10999380. Its totient is φ = 10999378.

The previous prime is 10999333. The next prime is 10999399. The reversal of 10999379 is 97399901.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10999379 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10999399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5499689 + 5499690.

It is an arithmetic number, because the mean of its divisors is an integer number (5499690).

Almost surely, 2^10999379 is an apocalyptic number.

10999379 is a deficient number, since it is larger than the sum of its proper divisors (1).

10999379 is an equidigital number, since it uses as much as digits as its factorization.

10999379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 137781, while the sum is 47.

The square root of 10999379 is about 3316.5311697616. The cubic root of 10999379 is about 222.3938238520.

The spelling of 10999379 in words is "ten million, nine hundred ninety-nine thousand, three hundred seventy-nine".