1203949093 has 2 divisors, whose sum is σ = 1203949094. Its totient is φ = 1203949092.

The previous prime is 1203949073. The next prime is 1203949171. The reversal of 1203949093 is 3909493021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 826735009 + 377214084 = 28753^2 + 19422^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1203949093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1203949073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601974546 + 601974547.

It is an arithmetic number, because the mean of its divisors is an integer number (601974547).

Almost surely, 2^1203949093 is an apocalyptic number.

It is an amenable number.

1203949093 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203949093 is an equidigital number, since it uses as much as digits as its factorization.

1203949093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52488, while the sum is 40.

The square root of 1203949093 is about 34697.9695803659. The cubic root of 1203949093 is about 1063.8229976376.

The spelling of 1203949093 in words is "one billion, two hundred three million, nine hundred forty-nine thousand, ninety-three".