11463340451 has 2 divisors, whose sum is σ = 11463340452. Its totient is φ = 11463340450.

The previous prime is 11463340303. The next prime is 11463340517. The reversal of 11463340451 is 15404336411.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11463340451 is a prime.

It is not a weakly prime, because it can be changed into another prime (11463340751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5731670225 + 5731670226.

It is an arithmetic number, because the mean of its divisors is an integer number (5731670226).

Almost surely, 2^11463340451 is an apocalyptic number.

11463340451 is a deficient number, since it is larger than the sum of its proper divisors (1).

11463340451 is an equidigital number, since it uses as much as digits as its factorization.

11463340451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 11463340451 its reverse (15404336411), we get a palindrome (26867676862).

The spelling of 11463340451 in words is "eleven billion, four hundred sixty-three million, three hundred forty thousand, four hundred fifty-one".