1212763003 has 2 divisors, whose sum is σ = 1212763004. Its totient is φ = 1212763002.

The previous prime is 1212762979. The next prime is 1212763031. The reversal of 1212763003 is 3003672121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1212763003 - 2¹³ = 1212754811 is a prime.

It is not a weakly prime, because it can be changed into another prime (1212763073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606381501 + 606381502.

It is an arithmetic number, because the mean of its divisors is an integer number (606381502).

Almost surely, 2^1212763003 is an apocalyptic number.

1212763003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1212763003 is an equidigital number, since it uses as much as digits as its factorization.

1212763003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 1212763003 is about 34824.7469911843. The cubic root of 1212763003 is about 1066.4127116888.

The spelling of 1212763003 in words is "one billion, two hundred twelve million, seven hundred sixty-three thousand, three".