1240763 has 2 divisors, whose sum is σ = 1240764. Its totient is φ = 1240762.

The previous prime is 1240751. The next prime is 1240769. The reversal of 1240763 is 3670421.

1240763 is nontrivially palindromic in base 3.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1240763 - 2⁶ = 1240699 is a prime.

It is not a weakly prime, because it can be changed into another prime (1240769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620381 + 620382.

It is an arithmetic number, because the mean of its divisors is an integer number (620382).

2^1240763 is an apocalyptic number.

1240763 is a deficient number, since it is larger than the sum of its proper divisors (1).

1240763 is an equidigital number, since it uses as much as digits as its factorization.

1240763 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 1240763 is about 1113.8954169939. The cubic root of 1240763 is about 107.4557380428.

The spelling of 1240763 in words is "one million, two hundred forty thousand, seven hundred sixty-three".