240981803 has 2 divisors, whose sum is σ = 240981804. Its totient is φ = 240981802.

The previous prime is 240981751. The next prime is 240981823. The reversal of 240981803 is 308189042.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 240981803 - 2²⁴ = 224204587 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (240981823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120490901 + 120490902.

It is an arithmetic number, because the mean of its divisors is an integer number (120490902).

Almost surely, 2^240981803 is an apocalyptic number.

240981803 is a deficient number, since it is larger than the sum of its proper divisors (1).

240981803 is an equidigital number, since it uses as much as digits as its factorization.

240981803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 240981803 is about 15523.5885992898. The cubic root of 240981803 is about 622.2927622066.

The spelling of 240981803 in words is "two hundred forty million, nine hundred eighty-one thousand, eight hundred three".