1274503963 has 2 divisors, whose sum is σ = 1274503964. Its totient is φ = 1274503962.

The previous prime is 1274503931. The next prime is 1274503987. The reversal of 1274503963 is 3693054721.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1274503963 - 2⁵ = 1274503931 is a prime.

It is not a weakly prime, because it can be changed into another prime (1274503913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 637251981 + 637251982.

It is an arithmetic number, because the mean of its divisors is an integer number (637251982).

Almost surely, 2^1274503963 is an apocalyptic number.

1274503963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1274503963 is an equidigital number, since it uses as much as digits as its factorization.

1274503963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 1274503963 is about 35700.1955596885. The cubic root of 1274503963 is about 1084.2108025714.

The spelling of 1274503963 in words is "one billion, two hundred seventy-four million, five hundred three thousand, nine hundred sixty-three".