103953779 has 2 divisors, whose sum is σ = 103953780. Its totient is φ = 103953778.

The previous prime is 103953761. The next prime is 103953781. The reversal of 103953779 is 977359301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103953779 - 2⁸ = 103953523 is a prime.

Together with 103953781, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (103953709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51976889 + 51976890.

It is an arithmetic number, because the mean of its divisors is an integer number (51976890).

Almost surely, 2^103953779 is an apocalyptic number.

103953779 is a deficient number, since it is larger than the sum of its proper divisors (1).

103953779 is an equidigital number, since it uses as much as digits as its factorization.

103953779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 178605, while the sum is 44.

The square root of 103953779 is about 10195.7726043689. The cubic root of 103953779 is about 470.1972598871.

The spelling of 103953779 in words is "one hundred three million, nine hundred fifty-three thousand, seven hundred seventy-nine".