1103949023 has 2 divisors, whose sum is σ = 1103949024. Its totient is φ = 1103949022.

The previous prime is 1103948939. The next prime is 1103949037. The reversal of 1103949023 is 3209493011.

It is a strong prime.

It is an emirp because it is prime and its reverse (3209493011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1103949023 - 2⁸ = 1103948767 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1103949083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551974511 + 551974512.

It is an arithmetic number, because the mean of its divisors is an integer number (551974512).

Almost surely, 2^1103949023 is an apocalyptic number.

1103949023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103949023 is an equidigital number, since it uses as much as digits as its factorization.

1103949023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 1103949023 is about 33225.7283291127. The cubic root of 1103949023 is about 1033.5139425433.

The spelling of 1103949023 in words is "one billion, one hundred three million, nine hundred forty-nine thousand, twenty-three".