1149021463 has 2 divisors, whose sum is σ = 1149021464. Its totient is φ = 1149021462.

The previous prime is 1149021457. The next prime is 1149021493. The reversal of 1149021463 is 3641209411.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1149021463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1149021413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574510731 + 574510732.

It is an arithmetic number, because the mean of its divisors is an integer number (574510732).

Almost surely, 2^1149021463 is an apocalyptic number.

1149021463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1149021463 is an equidigital number, since it uses as much as digits as its factorization.

1149021463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 1149021463 is about 33897.2191042274. The cubic root of 1149021463 is about 1047.3923085594.

The spelling of 1149021463 in words is "one billion, one hundred forty-nine million, twenty-one thousand, four hundred sixty-three".